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Finding the Third Proportional to 101.25 and 160.44

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Solution

The third proportional to 101.25 and 160.44 is: 254.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    101.25 : 160.44 = 160.44 : x
  2. Step 2: Convert to fraction form
    101.25/160.44 = 160.44/x
  3. Step 3: Cross multiply
    101.25x = 160.44 × 160.44
  4. Step 4: Simplify right side
    101.25x = 25,740.19
  5. Step 5: Solve for x
    x = 25,740.19/101.25
  6. Step 6: Final answer
    x = 254.22

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.