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Finding the Third Proportional to 110.25 and 147.38

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Solution

The third proportional to 110.25 and 147.38 is: 197.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.25 : 147.38 = 147.38 : x
  2. Step 2: Convert to fraction form
    110.25/147.38 = 147.38/x
  3. Step 3: Cross multiply
    110.25x = 147.38 × 147.38
  4. Step 4: Simplify right side
    110.25x = 21,719.39
  5. Step 5: Solve for x
    x = 21,719.39/110.25
  6. Step 6: Final answer
    x = 197.00

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.