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Finding the Third Proportional to 22.13 and 47.88

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Solution

The third proportional to 22.13 and 47.88 is: 103.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.13 : 47.88 = 47.88 : x
  2. Step 2: Convert to fraction form
    22.13/47.88 = 47.88/x
  3. Step 3: Cross multiply
    22.13x = 47.88 × 47.88
  4. Step 4: Simplify right side
    22.13x = 2,292.02
  5. Step 5: Solve for x
    x = 2,292.02/22.13
  6. Step 6: Final answer
    x = 103.59

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.