Question 196869
Let  x=  1st  side
.
Let  .25x  =  2nd  side
.
Let  x+4  =  3  rd  side
.
Perimeter  =49 = (x) + (.25x) +( x+4) = 2.25 x +4
.
45 = 2.25 x
.
x=20
.
sides  = 20,  5,  24
.
checking  per  =  49  ,,,,ok