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Finding the Third Proportional to 87,199.51 and 130,799.97

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Solution

The third proportional to 87,199.51 and 130,799.97 is: 196,201.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,199.51 : 130,799.97 = 130,799.97 : x
  2. Step 2: Convert to fraction form
    87,199.51/130,799.97 = 130,799.97/x
  3. Step 3: Cross multiply
    87,199.51x = 130,799.97 × 130,799.97
  4. Step 4: Simplify right side
    87,199.51x = 17,108,632,335.94
  5. Step 5: Solve for x
    x = 17,108,632,335.94/87,199.51
  6. Step 6: Final answer
    x = 196,201.02

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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.