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Finding the Third Proportional to 100.50 and 132.38

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Solution

The third proportional to 100.50 and 132.38 is: 174.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    100.50 : 132.38 = 132.38 : x
  2. Step 2: Convert to fraction form
    100.50/132.38 = 132.38/x
  3. Step 3: Cross multiply
    100.50x = 132.38 × 132.38
  4. Step 4: Simplify right side
    100.50x = 17,523.14
  5. Step 5: Solve for x
    x = 17,523.14/100.50
  6. Step 6: Final answer
    x = 174.36

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These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.