NL100 AKs 3bet vs. tag...

[sluggger5x]

Villian is 19/14/8 and has a 3bet % of 15. How does it look calling his 4bet ai here?? Full Tilt Poker
No Limit Holdem Ring game
Blinds: $0.50/$1
5 players
Converter

Stack sizes:
UTG: $42.50
CO: $90.70
Button: $98.80
sluggger5x: $131
BB: $138.85

Pre-flop: (5 players) sluggger5x is SB with K[img]/images/graemlins/diamond.gif[/img] A[img]/images/graemlins/diamond.gif[/img]
UTG calls, 2 folds, <font color="#cc0000">sluggger5x raises to $5</font>, <font color="#cc0000">BB raises to $16</font>, UTG folds, <font color="#cc0000">sluggger5x raises to $53.5</font>, <font color="#cc0000">BB raises all-in $138.85</font>, <font color="#cc0000">sluggger5x calls all-in $82</font>.
Uncalled bets: $3.35 returned to BB.

Flop: 9[img]/images/graemlins/club.gif[/img] T[img]/images/graemlins/spade.gif[/img] 6[img]/images/graemlins/diamond.gif[/img] ($137.5, 0 player + 2 all-in - Main pot: $272)


Turn: J[img]/images/graemlins/heart.gif[/img] ($137.5, 0 player + 2 all-in - Main pot: $272)


River: 5[img]/images/graemlins/club.gif[/img] ($137.5, 0 player + 2 all-in - Main pot: $272)


Results:
Final pot: $137.5