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Finding the Third Proportional to 48,657.38 and 62,169.75

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Solution

The third proportional to 48,657.38 and 62,169.75 is: 79,434.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,657.38 : 62,169.75 = 62,169.75 : x
  2. Step 2: Convert to fraction form
    48,657.38/62,169.75 = 62,169.75/x
  3. Step 3: Cross multiply
    48,657.38x = 62,169.75 × 62,169.75
  4. Step 4: Simplify right side
    48,657.38x = 3,865,077,815.06
  5. Step 5: Solve for x
    x = 3,865,077,815.06/48,657.38
  6. Step 6: Final answer
    x = 79,434.57

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.