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Finding the Third Proportional to 11,802 and 16,173

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Solution

The third proportional to 11,802 and 16,173 is: 22,162.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,802 : 16,173 = 16,173 : x
  2. Step 2: Convert to fraction form
    11,802/16,173 = 16,173/x
  3. Step 3: Cross multiply
    11,802x = 16,173 × 16,173
  4. Step 4: Simplify right side
    11,802x = 261,565,929
  5. Step 5: Solve for x
    x = 261,565,929/11,802
  6. Step 6: Final answer
    x = 22,162.85

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.