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Finding the Third Proportional to 79,062.75 and 125,632.69

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Solution

The third proportional to 79,062.75 and 125,632.69 is: 199,633.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,062.75 : 125,632.69 = 125,632.69 : x
  2. Step 2: Convert to fraction form
    79,062.75/125,632.69 = 125,632.69/x
  3. Step 3: Cross multiply
    79,062.75x = 125,632.69 × 125,632.69
  4. Step 4: Simplify right side
    79,062.75x = 15,783,572,168.47
  5. Step 5: Solve for x
    x = 15,783,572,168.47/79,062.75
  6. Step 6: Final answer
    x = 199,633.48

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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.