Finding the Fourth Proportional to 88,087,793.49, 121,533,730.11 and 50,904,527.49
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Solution
The fourth proportional to 88,087,793.49, 121,533,730.11 and 50,904,527.49 is: 70,232,399.52
Step by Step Solution
- Step 1: Write the proportion equation
88,087,793.49 : 121,533,730.11 = 50,904,527.49 : x - Step 2: Convert to fraction form
88,087,793.49/121,533,730.11 = 50,904,527.49/x - Step 3: Cross multiply
88,087,793.49x = 121,533,730.11 × 50,904,527.49 - Step 4: Simplify right side
88,087,793.49x = 6,186,617,105,346,736 - Step 5: Solve for x
x = 6,186,617,105,346,736/88,087,793.49 - Step 6: Final answer
x = 70,232,399.52
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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.