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Finding the Third Proportional to 22,124 and 47,770

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Solution

The third proportional to 22,124 and 47,770 is: 103,144.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,124 : 47,770 = 47,770 : x
  2. Step 2: Convert to fraction form
    22,124/47,770 = 47,770/x
  3. Step 3: Cross multiply
    22,124x = 47,770 × 47,770
  4. Step 4: Simplify right side
    22,124x = 2,281,972,900
  5. Step 5: Solve for x
    x = 2,281,972,900/22,124
  6. Step 6: Final answer
    x = 103,144.68

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.