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Finding the Third Proportional to 75,926.75 and 161,196.75

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Solution

The third proportional to 75,926.75 and 161,196.75 is: 342,229.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,926.75 : 161,196.75 = 161,196.75 : x
  2. Step 2: Convert to fraction form
    75,926.75/161,196.75 = 161,196.75/x
  3. Step 3: Cross multiply
    75,926.75x = 161,196.75 × 161,196.75
  4. Step 4: Simplify right side
    75,926.75x = 25,984,392,210.56
  5. Step 5: Solve for x
    x = 25,984,392,210.56/75,926.75
  6. Step 6: Final answer
    x = 342,229.74

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.