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Finding the Fourth Proportional to 68,951.01, 103,400.97 and 24,565.98

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Solution

The fourth proportional to 68,951.01, 103,400.97 and 24,565.98 is: 36,839.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,951.01 : 103,400.97 = 24,565.98 : x
  2. Step 2: Convert to fraction form
    68,951.01/103,400.97 = 24,565.98/x
  3. Step 3: Cross multiply
    68,951.01x = 103,400.97 × 24,565.98
  4. Step 4: Simplify right side
    68,951.01x = 2,540,146,161.00
  5. Step 5: Solve for x
    x = 2,540,146,161.00/68,951.01
  6. Step 6: Final answer
    x = 36,839.87

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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.