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Finding the Fourth Proportional to 63,114.70, 87,102.51 and 36,265.90

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Solution

The fourth proportional to 63,114.70, 87,102.51 and 36,265.90 is: 50,049.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,114.70 : 87,102.51 = 36,265.90 : x
  2. Step 2: Convert to fraction form
    63,114.70/87,102.51 = 36,265.90/x
  3. Step 3: Cross multiply
    63,114.70x = 87,102.51 × 36,265.90
  4. Step 4: Simplify right side
    63,114.70x = 3,158,850,917.41
  5. Step 5: Solve for x
    x = 3,158,850,917.41/63,114.70
  6. Step 6: Final answer
    x = 50,049.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.