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Finding the Fourth Proportional to 63,149.88, 94,694.10 and 36,863.16

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Solution

The fourth proportional to 63,149.88, 94,694.10 and 36,863.16 is: 55,276.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,149.88 : 94,694.10 = 36,863.16 : x
  2. Step 2: Convert to fraction form
    63,149.88/94,694.10 = 36,863.16/x
  3. Step 3: Cross multiply
    63,149.88x = 94,694.10 × 36,863.16
  4. Step 4: Simplify right side
    63,149.88x = 3,490,723,759.36
  5. Step 5: Solve for x
    x = 3,490,723,759.36/63,149.88
  6. Step 6: Final answer
    x = 55,276.81

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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.