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Finding the Third Proportional to 24,750 and 55,021

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Solution

The third proportional to 24,750 and 55,021 is: 122,315.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,750 : 55,021 = 55,021 : x
  2. Step 2: Convert to fraction form
    24,750/55,021 = 55,021/x
  3. Step 3: Cross multiply
    24,750x = 55,021 × 55,021
  4. Step 4: Simplify right side
    24,750x = 3,027,310,441
  5. Step 5: Solve for x
    x = 3,027,310,441/24,750
  6. Step 6: Final answer
    x = 122,315.57

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.