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Finding the Fourth Proportional to 62,540.87, 93,811.77 and 15,793.76

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Solution

The fourth proportional to 62,540.87, 93,811.77 and 15,793.76 is: 23,690.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,540.87 : 93,811.77 = 15,793.76 : x
  2. Step 2: Convert to fraction form
    62,540.87/93,811.77 = 15,793.76/x
  3. Step 3: Cross multiply
    62,540.87x = 93,811.77 × 15,793.76
  4. Step 4: Simplify right side
    62,540.87x = 1,481,640,580.56
  5. Step 5: Solve for x
    x = 1,481,640,580.56/62,540.87
  6. Step 6: Final answer
    x = 23,690.76

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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.