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Finding the Third Proportional to 110.25 and 149.63

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Solution

The third proportional to 110.25 and 149.63 is: 203.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.25 : 149.63 = 149.63 : x
  2. Step 2: Convert to fraction form
    110.25/149.63 = 149.63/x
  3. Step 3: Cross multiply
    110.25x = 149.63 × 149.63
  4. Step 4: Simplify right side
    110.25x = 22,387.64
  5. Step 5: Solve for x
    x = 22,387.64/110.25
  6. Step 6: Final answer
    x = 203.06

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.