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Finding the Third Proportional to 27,168.75 and 39,939.75

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Solution

The third proportional to 27,168.75 and 39,939.75 is: 58,713.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,168.75 : 39,939.75 = 39,939.75 : x
  2. Step 2: Convert to fraction form
    27,168.75/39,939.75 = 39,939.75/x
  3. Step 3: Cross multiply
    27,168.75x = 39,939.75 × 39,939.75
  4. Step 4: Simplify right side
    27,168.75x = 1,595,183,630.06
  5. Step 5: Solve for x
    x = 1,595,183,630.06/27,168.75
  6. Step 6: Final answer
    x = 58,713.91

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.