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Finding the Fourth Proportional to 59,797,686.80, 89,691,864.60 and 23,399,008.40

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Solution

The fourth proportional to 59,797,686.80, 89,691,864.60 and 23,399,008.40 is: 35,096,686.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,797,686.80 : 89,691,864.60 = 23,399,008.40 : x
  2. Step 2: Convert to fraction form
    59,797,686.80/89,691,864.60 = 23,399,008.40/x
  3. Step 3: Cross multiply
    59,797,686.80x = 89,691,864.60 × 23,399,008.40
  4. Step 4: Simplify right side
    59,797,686.80x = 2,098,700,693,187,062.25
  5. Step 5: Solve for x
    x = 2,098,700,693,187,062.25/59,797,686.80
  6. Step 6: Final answer
    x = 35,096,686.94

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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.