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Finding the Third Proportional to 32,685 and 51,939

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Solution

The third proportional to 32,685 and 51,939 is: 82,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,685 : 51,939 = 51,939 : x
  2. Step 2: Convert to fraction form
    32,685/51,939 = 51,939/x
  3. Step 3: Cross multiply
    32,685x = 51,939 × 51,939
  4. Step 4: Simplify right side
    32,685x = 2,697,659,721
  5. Step 5: Solve for x
    x = 2,697,659,721/32,685
  6. Step 6: Final answer
    x = 82,535.10

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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.