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Finding the Fourth Proportional to 59.67, 82.31 and 44.89

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Solution

The fourth proportional to 59.67, 82.31 and 44.89 is: 61.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.67 : 82.31 = 44.89 : x
  2. Step 2: Convert to fraction form
    59.67/82.31 = 44.89/x
  3. Step 3: Cross multiply
    59.67x = 82.31 × 44.89
  4. Step 4: Simplify right side
    59.67x = 3,694.47
  5. Step 5: Solve for x
    x = 3,694.47/59.67
  6. Step 6: Final answer
    x = 61.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.