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Finding the Third Proportional to 121,673.25 and 162,754.88

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Solution

The third proportional to 121,673.25 and 162,754.88 is: 217,707.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,673.25 : 162,754.88 = 162,754.88 : x
  2. Step 2: Convert to fraction form
    121,673.25/162,754.88 = 162,754.88/x
  3. Step 3: Cross multiply
    121,673.25x = 162,754.88 × 162,754.88
  4. Step 4: Simplify right side
    121,673.25x = 26,489,149,336.27
  5. Step 5: Solve for x
    x = 26,489,149,336.27/121,673.25
  6. Step 6: Final answer
    x = 217,707.26

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.