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Finding the Third Proportional to 20,223 and 43,881

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Solution

The third proportional to 20,223 and 43,881 is: 95,215.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,223 : 43,881 = 43,881 : x
  2. Step 2: Convert to fraction form
    20,223/43,881 = 43,881/x
  3. Step 3: Cross multiply
    20,223x = 43,881 × 43,881
  4. Step 4: Simplify right side
    20,223x = 1,925,542,161
  5. Step 5: Solve for x
    x = 1,925,542,161/20,223
  6. Step 6: Final answer
    x = 95,215.46

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.