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Finding the Third Proportional to 74.53 and 95.44

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Solution

The third proportional to 74.53 and 95.44 is: 122.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74.53 : 95.44 = 95.44 : x
  2. Step 2: Convert to fraction form
    74.53/95.44 = 95.44/x
  3. Step 3: Cross multiply
    74.53x = 95.44 × 95.44
  4. Step 4: Simplify right side
    74.53x = 9,108.32
  5. Step 5: Solve for x
    x = 9,108.32/74.53
  6. Step 6: Final answer
    x = 122.21

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.