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Finding the Third Proportional to 72,079.88 and 110,853.56

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Solution

The third proportional to 72,079.88 and 110,853.56 is: 170,484.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,079.88 : 110,853.56 = 110,853.56 : x
  2. Step 2: Convert to fraction form
    72,079.88/110,853.56 = 110,853.56/x
  3. Step 3: Cross multiply
    72,079.88x = 110,853.56 × 110,853.56
  4. Step 4: Simplify right side
    72,079.88x = 12,288,512,318.94
  5. Step 5: Solve for x
    x = 12,288,512,318.94/72,079.88
  6. Step 6: Final answer
    x = 170,484.65

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.