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Finding the Third Proportional to 38.11 and 60.61

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Solution

The third proportional to 38.11 and 60.61 is: 96.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38.11 : 60.61 = 60.61 : x
  2. Step 2: Convert to fraction form
    38.11/60.61 = 60.61/x
  3. Step 3: Cross multiply
    38.11x = 60.61 × 60.61
  4. Step 4: Simplify right side
    38.11x = 3,673.50
  5. Step 5: Solve for x
    x = 3,673.50/38.11
  6. Step 6: Final answer
    x = 96.39

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.