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Finding the Fourth Proportional to 63,869.76, 95,805.36 and 24,428.88

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Solution

The fourth proportional to 63,869.76, 95,805.36 and 24,428.88 is: 36,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,869.76 : 95,805.36 = 24,428.88 : x
  2. Step 2: Convert to fraction form
    63,869.76/95,805.36 = 24,428.88/x
  3. Step 3: Cross multiply
    63,869.76x = 95,805.36 × 24,428.88
  4. Step 4: Simplify right side
    63,869.76x = 2,340,417,642.80
  5. Step 5: Solve for x
    x = 2,340,417,642.80/63,869.76
  6. Step 6: Final answer
    x = 36,643.60

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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.