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Finding the Fourth Proportional to 67.73, 101.16 and 58.61

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Solution

The fourth proportional to 67.73, 101.16 and 58.61 is: 87.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.73 : 101.16 = 58.61 : x
  2. Step 2: Convert to fraction form
    67.73/101.16 = 58.61/x
  3. Step 3: Cross multiply
    67.73x = 101.16 × 58.61
  4. Step 4: Simplify right side
    67.73x = 5,928.69
  5. Step 5: Solve for x
    x = 5,928.69/67.73
  6. Step 6: Final answer
    x = 87.53

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.