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Finding the Third Proportional to 20.93 and 44.18

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Solution

The third proportional to 20.93 and 44.18 is: 93.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20.93 : 44.18 = 44.18 : x
  2. Step 2: Convert to fraction form
    20.93/44.18 = 44.18/x
  3. Step 3: Cross multiply
    20.93x = 44.18 × 44.18
  4. Step 4: Simplify right side
    20.93x = 1,951.70
  5. Step 5: Solve for x
    x = 1,951.70/20.93
  6. Step 6: Final answer
    x = 93.26

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.