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Finding the Fourth Proportional to 44.31, 60.86 and 43.71

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Solution

The fourth proportional to 44.31, 60.86 and 43.71 is: 60.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.31 : 60.86 = 43.71 : x
  2. Step 2: Convert to fraction form
    44.31/60.86 = 43.71/x
  3. Step 3: Cross multiply
    44.31x = 60.86 × 43.71
  4. Step 4: Simplify right side
    44.31x = 2,660.30
  5. Step 5: Solve for x
    x = 2,660.30/44.31
  6. Step 6: Final answer
    x = 60.04

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.