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Finding the Fourth Proportional to 29,540.70, 44,311.05 and 27,791.10

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Solution

The fourth proportional to 29,540.70, 44,311.05 and 27,791.10 is: 41,686.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,540.70 : 44,311.05 = 27,791.10 : x
  2. Step 2: Convert to fraction form
    29,540.70/44,311.05 = 27,791.10/x
  3. Step 3: Cross multiply
    29,540.70x = 44,311.05 × 27,791.10
  4. Step 4: Simplify right side
    29,540.70x = 1,231,452,821.66
  5. Step 5: Solve for x
    x = 1,231,452,821.66/29,540.70
  6. Step 6: Final answer
    x = 41,686.65

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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.