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Finding the Fourth Proportional to 63,842.76, 95,848.92 and 54,542.52

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Solution

The fourth proportional to 63,842.76, 95,848.92 and 54,542.52 is: 81,886.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,842.76 : 95,848.92 = 54,542.52 : x
  2. Step 2: Convert to fraction form
    63,842.76/95,848.92 = 54,542.52/x
  3. Step 3: Cross multiply
    63,842.76x = 95,848.92 × 54,542.52
  4. Step 4: Simplify right side
    63,842.76x = 5,227,841,636.08
  5. Step 5: Solve for x
    x = 5,227,841,636.08/63,842.76
  6. Step 6: Final answer
    x = 81,886.21

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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.