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Finding the Third Proportional to 26,643 and 54,074

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Solution

The third proportional to 26,643 and 54,074 is: 109,747.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,643 : 54,074 = 54,074 : x
  2. Step 2: Convert to fraction form
    26,643/54,074 = 54,074/x
  3. Step 3: Cross multiply
    26,643x = 54,074 × 54,074
  4. Step 4: Simplify right side
    26,643x = 2,923,997,476
  5. Step 5: Solve for x
    x = 2,923,997,476/26,643
  6. Step 6: Final answer
    x = 109,747.31

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.