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Finding the Third Proportional to 89,758.13 and 136,581.19

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Solution

The third proportional to 89,758.13 and 136,581.19 is: 207,829.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,758.13 : 136,581.19 = 136,581.19 : x
  2. Step 2: Convert to fraction form
    89,758.13/136,581.19 = 136,581.19/x
  3. Step 3: Cross multiply
    89,758.13x = 136,581.19 × 136,581.19
  4. Step 4: Simplify right side
    89,758.13x = 18,654,420,778.91
  5. Step 5: Solve for x
    x = 18,654,420,778.91/89,758.13
  6. Step 6: Final answer
    x = 207,829.88

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