Finding the Fourth Proportional to 88,358,544.56, 121,933,629.24 and 48,665,313.20
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Solution
The fourth proportional to 88,358,544.56, 121,933,629.24 and 48,665,313.20 is: 67,157,492.08
Step by Step Solution
- Step 1: Write the proportion equation
88,358,544.56 : 121,933,629.24 = 48,665,313.20 : x - Step 2: Convert to fraction form
88,358,544.56/121,933,629.24 = 48,665,313.20/x - Step 3: Cross multiply
88,358,544.56x = 121,933,629.24 × 48,665,313.20 - Step 4: Simplify right side
88,358,544.56x = 5,933,938,256,577,278 - Step 5: Solve for x
x = 5,933,938,256,577,278/88,358,544.56 - Step 6: Final answer
x = 67,157,492.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.