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Finding the Third Proportional to 87,995.81 and 131,996.25

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Solution

The third proportional to 87,995.81 and 131,996.25 is: 197,998.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,995.81 : 131,996.25 = 131,996.25 : x
  2. Step 2: Convert to fraction form
    87,995.81/131,996.25 = 131,996.25/x
  3. Step 3: Cross multiply
    87,995.81x = 131,996.25 × 131,996.25
  4. Step 4: Simplify right side
    87,995.81x = 17,423,010,014.06
  5. Step 5: Solve for x
    x = 17,423,010,014.06/87,995.81
  6. Step 6: Final answer
    x = 197,998.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.