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Finding the Third Proportional to 70,367.06 and 109,115.44

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Solution

The third proportional to 70,367.06 and 109,115.44 is: 169,201.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,367.06 : 109,115.44 = 109,115.44 : x
  2. Step 2: Convert to fraction form
    70,367.06/109,115.44 = 109,115.44/x
  3. Step 3: Cross multiply
    70,367.06x = 109,115.44 × 109,115.44
  4. Step 4: Simplify right side
    70,367.06x = 11,906,178,700.82
  5. Step 5: Solve for x
    x = 11,906,178,700.82/70,367.06
  6. Step 6: Final answer
    x = 169,201.02

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.