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Finding the Third Proportional to 108,693 and 159,147

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Solution

The third proportional to 108,693 and 159,147 is: 233,021.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,693 : 159,147 = 159,147 : x
  2. Step 2: Convert to fraction form
    108,693/159,147 = 159,147/x
  3. Step 3: Cross multiply
    108,693x = 159,147 × 159,147
  4. Step 4: Simplify right side
    108,693x = 25,327,767,609
  5. Step 5: Solve for x
    x = 25,327,767,609/108,693
  6. Step 6: Final answer
    x = 233,021.15

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.