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Finding the Fourth Proportional to 63,679.55, 95,272.38 and 45,951.03

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Solution

The fourth proportional to 63,679.55, 95,272.38 and 45,951.03 is: 68,748.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,679.55 : 95,272.38 = 45,951.03 : x
  2. Step 2: Convert to fraction form
    63,679.55/95,272.38 = 45,951.03/x
  3. Step 3: Cross multiply
    63,679.55x = 95,272.38 × 45,951.03
  4. Step 4: Simplify right side
    63,679.55x = 4,377,863,991.55
  5. Step 5: Solve for x
    x = 4,377,863,991.55/63,679.55
  6. Step 6: Final answer
    x = 68,748.36

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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.