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Finding the Fourth Proportional to 60.92, 84.04 and 46.38

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Solution

The fourth proportional to 60.92, 84.04 and 46.38 is: 63.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.92 : 84.04 = 46.38 : x
  2. Step 2: Convert to fraction form
    60.92/84.04 = 46.38/x
  3. Step 3: Cross multiply
    60.92x = 84.04 × 46.38
  4. Step 4: Simplify right side
    60.92x = 3,897.78
  5. Step 5: Solve for x
    x = 3,897.78/60.92
  6. Step 6: Final answer
    x = 63.98

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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.