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Finding the Fourth Proportional to 59,925.62, 89,862.11 and 31,839.08

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Solution

The fourth proportional to 59,925.62, 89,862.11 and 31,839.08 is: 47,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,925.62 : 89,862.11 = 31,839.08 : x
  2. Step 2: Convert to fraction form
    59,925.62/89,862.11 = 31,839.08/x
  3. Step 3: Cross multiply
    59,925.62x = 89,862.11 × 31,839.08
  4. Step 4: Simplify right side
    59,925.62x = 2,861,126,420.15
  5. Step 5: Solve for x
    x = 2,861,126,420.15/59,925.62
  6. Step 6: Final answer
    x = 47,744.63

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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.