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Finding the Fourth Proportional to 63,862.92, 95,845.41 and 28,805.31

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Solution

The fourth proportional to 63,862.92, 95,845.41 and 28,805.31 is: 43,230.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,862.92 : 95,845.41 = 28,805.31 : x
  2. Step 2: Convert to fraction form
    63,862.92/95,845.41 = 28,805.31/x
  3. Step 3: Cross multiply
    63,862.92x = 95,845.41 × 28,805.31
  4. Step 4: Simplify right side
    63,862.92x = 2,760,856,747.13
  5. Step 5: Solve for x
    x = 2,760,856,747.13/63,862.92
  6. Step 6: Final answer
    x = 43,230.98

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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.