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Finding the Third Proportional to 80,055 and 115,947

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Solution

The third proportional to 80,055 and 115,947 is: 167,930.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,055 : 115,947 = 115,947 : x
  2. Step 2: Convert to fraction form
    80,055/115,947 = 115,947/x
  3. Step 3: Cross multiply
    80,055x = 115,947 × 115,947
  4. Step 4: Simplify right side
    80,055x = 13,443,706,809
  5. Step 5: Solve for x
    x = 13,443,706,809/80,055
  6. Step 6: Final answer
    x = 167,930.88

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These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.