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Finding the Third Proportional to 21,612 and 49,674

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Solution

The third proportional to 21,612 and 49,674 is: 114,172.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,612 : 49,674 = 49,674 : x
  2. Step 2: Convert to fraction form
    21,612/49,674 = 49,674/x
  3. Step 3: Cross multiply
    21,612x = 49,674 × 49,674
  4. Step 4: Simplify right side
    21,612x = 2,467,506,276
  5. Step 5: Solve for x
    x = 2,467,506,276/21,612
  6. Step 6: Final answer
    x = 114,172.97

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Why These Related Problems?

These problems maintain the same ratio (2.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.