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Finding the Third Proportional to 74,959.88 and 161,035.88

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Solution

The third proportional to 74,959.88 and 161,035.88 is: 345,952.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,959.88 : 161,035.88 = 161,035.88 : x
  2. Step 2: Convert to fraction form
    74,959.88/161,035.88 = 161,035.88/x
  3. Step 3: Cross multiply
    74,959.88x = 161,035.88 × 161,035.88
  4. Step 4: Simplify right side
    74,959.88x = 25,932,553,037.02
  5. Step 5: Solve for x
    x = 25,932,553,037.02/74,959.88
  6. Step 6: Final answer
    x = 345,952.46

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.