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Finding the Third Proportional to 110.13 and 157.38

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Solution

The third proportional to 110.13 and 157.38 is: 224.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.13 : 157.38 = 157.38 : x
  2. Step 2: Convert to fraction form
    110.13/157.38 = 157.38/x
  3. Step 3: Cross multiply
    110.13x = 157.38 × 157.38
  4. Step 4: Simplify right side
    110.13x = 24,766.89
  5. Step 5: Solve for x
    x = 24,766.89/110.13
  6. Step 6: Final answer
    x = 224.90

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.