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Finding the Third Proportional to 32,679 and 51,930

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Solution

The third proportional to 32,679 and 51,930 is: 82,521.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,679 : 51,930 = 51,930 : x
  2. Step 2: Convert to fraction form
    32,679/51,930 = 51,930/x
  3. Step 3: Cross multiply
    32,679x = 51,930 × 51,930
  4. Step 4: Simplify right side
    32,679x = 2,696,724,900
  5. Step 5: Solve for x
    x = 2,696,724,900/32,679
  6. Step 6: Final answer
    x = 82,521.65

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.