Question 961831
W=width; L=length=4/3W; A=area=768 sq ft
{{{LW=A}}}
{{{(4/3)W*W=768ft^2}}} Multiply each side by 3/4
{{{W^2=576}}}
{{{W=24ft}}} ANSWER 1: The width is 24 feet.
{{{L=(4/3)W}}}={{{(4/3)24ft=32ft}}} ANSWER 2: The length is 32 feet. 
CHECK:
LW=A
{{{(32ft)(24ft)=768ft^2}}}
{{{768ft^2=768ft^2}}}