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Finding the Fourth Proportional to 29,694, 44,505.42 and 20,760.57

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Solution

The fourth proportional to 29,694, 44,505.42 and 20,760.57 is: 31,115.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,694 : 44,505.42 = 20,760.57 : x
  2. Step 2: Convert to fraction form
    29,694/44,505.42 = 20,760.57/x
  3. Step 3: Cross multiply
    29,694x = 44,505.42 × 20,760.57
  4. Step 4: Simplify right side
    29,694x = 923,957,887.29
  5. Step 5: Solve for x
    x = 923,957,887.29/29,694
  6. Step 6: Final answer
    x = 31,115.98

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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.