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Finding the Third Proportional to 68,874 and 104,351

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Solution

The third proportional to 68,874 and 104,351 is: 158,102.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,874 : 104,351 = 104,351 : x
  2. Step 2: Convert to fraction form
    68,874/104,351 = 104,351/x
  3. Step 3: Cross multiply
    68,874x = 104,351 × 104,351
  4. Step 4: Simplify right side
    68,874x = 10,889,131,201
  5. Step 5: Solve for x
    x = 10,889,131,201/68,874
  6. Step 6: Final answer
    x = 158,102.20

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.