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Finding the Third Proportional to 38,226 and 81,096

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Solution

The third proportional to 38,226 and 81,096 is: 172,044.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,226 : 81,096 = 81,096 : x
  2. Step 2: Convert to fraction form
    38,226/81,096 = 81,096/x
  3. Step 3: Cross multiply
    38,226x = 81,096 × 81,096
  4. Step 4: Simplify right side
    38,226x = 6,576,561,216
  5. Step 5: Solve for x
    x = 6,576,561,216/38,226
  6. Step 6: Final answer
    x = 172,044.19

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.