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Finding the Third Proportional to 10,168 and 15,231

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Solution

The third proportional to 10,168 and 15,231 is: 22,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168 : 15,231 = 15,231 : x
  2. Step 2: Convert to fraction form
    10,168/15,231 = 15,231/x
  3. Step 3: Cross multiply
    10,168x = 15,231 × 15,231
  4. Step 4: Simplify right side
    10,168x = 231,983,361
  5. Step 5: Solve for x
    x = 231,983,361/10,168
  6. Step 6: Final answer
    x = 22,815.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.