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Finding the Fourth Proportional to 67,763.66, 101,650.49 and 17,843.41

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Solution

The fourth proportional to 67,763.66, 101,650.49 and 17,843.41 is: 26,766.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,763.66 : 101,650.49 = 17,843.41 : x
  2. Step 2: Convert to fraction form
    67,763.66/101,650.49 = 17,843.41/x
  3. Step 3: Cross multiply
    67,763.66x = 101,650.49 × 17,843.41
  4. Step 4: Simplify right side
    67,763.66x = 1,813,791,747.88
  5. Step 5: Solve for x
    x = 1,813,791,747.88/67,763.66
  6. Step 6: Final answer
    x = 26,766.44

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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.