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Finding the Fourth Proportional to 59,929.20, 89,861.40 and 24,872.40

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Solution

The fourth proportional to 59,929.20, 89,861.40 and 24,872.40 is: 37,295.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,929.20 : 89,861.40 = 24,872.40 : x
  2. Step 2: Convert to fraction form
    59,929.20/89,861.40 = 24,872.40/x
  3. Step 3: Cross multiply
    59,929.20x = 89,861.40 × 24,872.40
  4. Step 4: Simplify right side
    59,929.20x = 2,235,068,685.36
  5. Step 5: Solve for x
    x = 2,235,068,685.36/59,929.20
  6. Step 6: Final answer
    x = 37,295.15

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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.