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Finding the Fourth Proportional to 63,375.87, 87,452.63 and 37,877.16

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Solution

The fourth proportional to 63,375.87, 87,452.63 and 37,877.16 is: 52,266.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,375.87 : 87,452.63 = 37,877.16 : x
  2. Step 2: Convert to fraction form
    63,375.87/87,452.63 = 37,877.16/x
  3. Step 3: Cross multiply
    63,375.87x = 87,452.63 × 37,877.16
  4. Step 4: Simplify right side
    63,375.87x = 3,312,457,047.61
  5. Step 5: Solve for x
    x = 3,312,457,047.61/63,375.87
  6. Step 6: Final answer
    x = 52,266.85

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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.