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Finding the Fourth Proportional to 62.01, 85.14 and 60.42

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Solution

The fourth proportional to 62.01, 85.14 and 60.42 is: 82.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.01 : 85.14 = 60.42 : x
  2. Step 2: Convert to fraction form
    62.01/85.14 = 60.42/x
  3. Step 3: Cross multiply
    62.01x = 85.14 × 60.42
  4. Step 4: Simplify right side
    62.01x = 5,144.16
  5. Step 5: Solve for x
    x = 5,144.16/62.01
  6. Step 6: Final answer
    x = 82.96

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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.