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Finding the Fourth Proportional to 63,902.90, 95,853.80 and 16,513.92

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Solution

The fourth proportional to 63,902.90, 95,853.80 and 16,513.92 is: 24,770.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,902.90 : 95,853.80 = 16,513.92 : x
  2. Step 2: Convert to fraction form
    63,902.90/95,853.80 = 16,513.92/x
  3. Step 3: Cross multiply
    63,902.90x = 95,853.80 × 16,513.92
  4. Step 4: Simplify right side
    63,902.90x = 1,582,921,902.33
  5. Step 5: Solve for x
    x = 1,582,921,902.33/63,902.90
  6. Step 6: Final answer
    x = 24,770.74

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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.