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Finding the Fourth Proportional to 63,691.03, 95,536.40 and 16,943.90

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Solution

The fourth proportional to 63,691.03, 95,536.40 and 16,943.90 is: 25,415.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,691.03 : 95,536.40 = 16,943.90 : x
  2. Step 2: Convert to fraction form
    63,691.03/95,536.40 = 16,943.90/x
  3. Step 3: Cross multiply
    63,691.03x = 95,536.40 × 16,943.90
  4. Step 4: Simplify right side
    63,691.03x = 1,618,759,123.24
  5. Step 5: Solve for x
    x = 1,618,759,123.24/63,691.03
  6. Step 6: Final answer
    x = 25,415.81

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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.