Given the following shapes: a right_triangle with base 4 and height 3, a rectangle with width 7 and height 3, a square with side 2, a square with side 4. What is the total area of all shapes? Please round the result to the nearest integer.
<think>Right triangle with base 4 and height 3: Area = 0.5 x 4 x 3 = 6.0
Rectangle with width 7 and height 3: Area = 7 x 3 = 21
Square with side 2: Area = 2^2 = 4
Square with side 4: Area = 4^2 = 16</think>

<answer>47</answer>