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Finding the Fourth Proportional to 63,100.50, 87,078.76 and 36,248.20

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Solution

The fourth proportional to 63,100.50, 87,078.76 and 36,248.20 is: 50,022.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,100.50 : 87,078.76 = 36,248.20 : x
  2. Step 2: Convert to fraction form
    63,100.50/87,078.76 = 36,248.20/x
  3. Step 3: Cross multiply
    63,100.50x = 87,078.76 × 36,248.20
  4. Step 4: Simplify right side
    63,100.50x = 3,156,448,308.23
  5. Step 5: Solve for x
    x = 3,156,448,308.23/63,100.50
  6. Step 6: Final answer
    x = 50,022.56

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