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Finding the Fourth Proportional to 63,862.57, 95,793.86 and 19,489.56

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Solution

The fourth proportional to 63,862.57, 95,793.86 and 19,489.56 is: 29,234.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,862.57 : 95,793.86 = 19,489.56 : x
  2. Step 2: Convert to fraction form
    63,862.57/95,793.86 = 19,489.56/x
  3. Step 3: Cross multiply
    63,862.57x = 95,793.86 × 19,489.56
  4. Step 4: Simplify right side
    63,862.57x = 1,866,980,182.10
  5. Step 5: Solve for x
    x = 1,866,980,182.10/63,862.57
  6. Step 6: Final answer
    x = 29,234.34

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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.