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Finding the Fourth Proportional to 168,571.71, 252,767.70 and 73,690.83

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Solution

The fourth proportional to 168,571.71, 252,767.70 and 73,690.83 is: 110,496.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,571.71 : 252,767.70 = 73,690.83 : x
  2. Step 2: Convert to fraction form
    168,571.71/252,767.70 = 73,690.83/x
  3. Step 3: Cross multiply
    168,571.71x = 252,767.70 × 73,690.83
  4. Step 4: Simplify right side
    168,571.71x = 18,626,661,610.19
  5. Step 5: Solve for x
    x = 18,626,661,610.19/168,571.71
  6. Step 6: Final answer
    x = 110,496.96

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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.