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Finding the Fourth Proportional to 269,500.53, 404,168.58 and 111,691.89

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Solution

The fourth proportional to 269,500.53, 404,168.58 and 111,691.89 is: 167,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,500.53 : 404,168.58 = 111,691.89 : x
  2. Step 2: Convert to fraction form
    269,500.53/404,168.58 = 111,691.89/x
  3. Step 3: Cross multiply
    269,500.53x = 404,168.58 × 111,691.89
  4. Step 4: Simplify right side
    269,500.53x = 45,142,352,578.82
  5. Step 5: Solve for x
    x = 45,142,352,578.82/269,500.53
  6. Step 6: Final answer
    x = 167,503.76

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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.