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Finding the Third Proportional to 68,612 and 104,862

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Solution

The third proportional to 68,612 and 104,862 is: 160,264.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,612 : 104,862 = 104,862 : x
  2. Step 2: Convert to fraction form
    68,612/104,862 = 104,862/x
  3. Step 3: Cross multiply
    68,612x = 104,862 × 104,862
  4. Step 4: Simplify right side
    68,612x = 10,996,039,044
  5. Step 5: Solve for x
    x = 10,996,039,044/68,612
  6. Step 6: Final answer
    x = 160,264.08

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.