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Finding the Fourth Proportional to 59,397,891.60, 89,025,978.60 and 53,304,034.80

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Solution

The fourth proportional to 59,397,891.60, 89,025,978.60 and 53,304,034.80 is: 79,892,463.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,397,891.60 : 89,025,978.60 = 53,304,034.80 : x
  2. Step 2: Convert to fraction form
    59,397,891.60/89,025,978.60 = 53,304,034.80/x
  3. Step 3: Cross multiply
    59,397,891.60x = 89,025,978.60 × 53,304,034.80
  4. Step 4: Simplify right side
    59,397,891.60x = 4,745,443,861,398,455
  5. Step 5: Solve for x
    x = 4,745,443,861,398,455/59,397,891.60
  6. Step 6: Final answer
    x = 79,892,463.08

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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.