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Finding the Fourth Proportional to 63,902.85, 95,854.29 and 17,155.72

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Solution

The fourth proportional to 63,902.85, 95,854.29 and 17,155.72 is: 25,733.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,902.85 : 95,854.29 = 17,155.72 : x
  2. Step 2: Convert to fraction form
    63,902.85/95,854.29 = 17,155.72/x
  3. Step 3: Cross multiply
    63,902.85x = 95,854.29 × 17,155.72
  4. Step 4: Simplify right side
    63,902.85x = 1,644,449,360.04
  5. Step 5: Solve for x
    x = 1,644,449,360.04/63,902.85
  6. Step 6: Final answer
    x = 25,733.58

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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.