Finding the Fourth Proportional to 88,748,847.70, 133,060,285.95 and 40,249,935.70
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Solution
The fourth proportional to 88,748,847.70, 133,060,285.95 and 40,249,935.70 is: 60,346,337.92
Step by Step Solution
- Step 1: Write the proportion equation
88,748,847.70 : 133,060,285.95 = 40,249,935.70 : x - Step 2: Convert to fraction form
88,748,847.70/133,060,285.95 = 40,249,935.70/x - Step 3: Cross multiply
88,748,847.70x = 133,060,285.95 × 40,249,935.70 - Step 4: Simplify right side
88,748,847.70x = 5,355,667,953,711,114 - Step 5: Solve for x
x = 5,355,667,953,711,114/88,748,847.70 - Step 6: Final answer
x = 60,346,337.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.