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Finding the Fourth Proportional to 67,874,291.80, 101,811,437.70 and 24,744,902.20

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Solution

The fourth proportional to 67,874,291.80, 101,811,437.70 and 24,744,902.20 is: 37,117,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,874,291.80 : 101,811,437.70 = 24,744,902.20 : x
  2. Step 2: Convert to fraction form
    67,874,291.80/101,811,437.70 = 24,744,902.20/x
  3. Step 3: Cross multiply
    67,874,291.80x = 101,811,437.70 × 24,744,902.20
  4. Step 4: Simplify right side
    67,874,291.80x = 2,519,314,068,727,893
  5. Step 5: Solve for x
    x = 2,519,314,068,727,893/67,874,291.80
  6. Step 6: Final answer
    x = 37,117,353.30

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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.