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Finding the Third Proportional to 10,072 and 11,924

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Solution

The third proportional to 10,072 and 11,924 is: 14,116.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072 : 11,924 = 11,924 : x
  2. Step 2: Convert to fraction form
    10,072/11,924 = 11,924/x
  3. Step 3: Cross multiply
    10,072x = 11,924 × 11,924
  4. Step 4: Simplify right side
    10,072x = 142,181,776
  5. Step 5: Solve for x
    x = 142,181,776/10,072
  6. Step 6: Final answer
    x = 14,116.54

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Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.