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Finding the Third Proportional to 16.93 and 38.44

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Solution

The third proportional to 16.93 and 38.44 is: 87.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16.93 : 38.44 = 38.44 : x
  2. Step 2: Convert to fraction form
    16.93/38.44 = 38.44/x
  3. Step 3: Cross multiply
    16.93x = 38.44 × 38.44
  4. Step 4: Simplify right side
    16.93x = 1,477.89
  5. Step 5: Solve for x
    x = 1,477.89/16.93
  6. Step 6: Final answer
    x = 87.31

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Why These Related Problems?

These problems maintain the same ratio (2.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.