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Finding the Fourth Proportional to 63,100.62, 87,078.66 and 36,244.86

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Solution

The fourth proportional to 63,100.62, 87,078.66 and 36,244.86 is: 50,017.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,100.62 : 87,078.66 = 36,244.86 : x
  2. Step 2: Convert to fraction form
    63,100.62/87,078.66 = 36,244.86/x
  3. Step 3: Cross multiply
    63,100.62x = 87,078.66 × 36,244.86
  4. Step 4: Simplify right side
    63,100.62x = 3,156,153,840.69
  5. Step 5: Solve for x
    x = 3,156,153,840.69/63,100.62
  6. Step 6: Final answer
    x = 50,017.79

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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.