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Finding the Fourth Proportional to 57,788.85, 86,683.55 and 24,500.55

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Solution

The fourth proportional to 57,788.85, 86,683.55 and 24,500.55 is: 36,750.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,788.85 : 86,683.55 = 24,500.55 : x
  2. Step 2: Convert to fraction form
    57,788.85/86,683.55 = 24,500.55/x
  3. Step 3: Cross multiply
    57,788.85x = 86,683.55 × 24,500.55
  4. Step 4: Simplify right side
    57,788.85x = 2,123,794,528.45
  5. Step 5: Solve for x
    x = 2,123,794,528.45/57,788.85
  6. Step 6: Final answer
    x = 36,750.94

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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.