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Finding the Third Proportional to 12,351 and 29,850

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Solution

The third proportional to 12,351 and 29,850 is: 72,141.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,351 : 29,850 = 29,850 : x
  2. Step 2: Convert to fraction form
    12,351/29,850 = 29,850/x
  3. Step 3: Cross multiply
    12,351x = 29,850 × 29,850
  4. Step 4: Simplify right side
    12,351x = 891,022,500
  5. Step 5: Solve for x
    x = 891,022,500/12,351
  6. Step 6: Final answer
    x = 72,141.73

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Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.