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Finding the Fourth Proportional to 73,550.70, 110,327.13 and 18,146.70

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Solution

The fourth proportional to 73,550.70, 110,327.13 and 18,146.70 is: 27,220.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,550.70 : 110,327.13 = 18,146.70 : x
  2. Step 2: Convert to fraction form
    73,550.70/110,327.13 = 18,146.70/x
  3. Step 3: Cross multiply
    73,550.70x = 110,327.13 × 18,146.70
  4. Step 4: Simplify right side
    73,550.70x = 2,002,073,329.97
  5. Step 5: Solve for x
    x = 2,002,073,329.97/73,550.70
  6. Step 6: Final answer
    x = 27,220.32

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1.5x scale

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.