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Finding the Third Proportional to 73.25 and 113.88

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Solution

The third proportional to 73.25 and 113.88 is: 177.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.25 : 113.88 = 113.88 : x
  2. Step 2: Convert to fraction form
    73.25/113.88 = 113.88/x
  3. Step 3: Cross multiply
    73.25x = 113.88 × 113.88
  4. Step 4: Simplify right side
    73.25x = 12,967.52
  5. Step 5: Solve for x
    x = 12,967.52/73.25
  6. Step 6: Final answer
    x = 177.03

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.