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Finding the Third Proportional to 74,108.50 and 110,959.25

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Solution

The third proportional to 74,108.50 and 110,959.25 is: 166,134.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,108.50 : 110,959.25 = 110,959.25 : x
  2. Step 2: Convert to fraction form
    74,108.50/110,959.25 = 110,959.25/x
  3. Step 3: Cross multiply
    74,108.50x = 110,959.25 × 110,959.25
  4. Step 4: Simplify right side
    74,108.50x = 12,311,955,160.56
  5. Step 5: Solve for x
    x = 12,311,955,160.56/74,108.50
  6. Step 6: Final answer
    x = 166,134.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.