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Finding the Fourth Proportional to 167,223.47, 250,873.50 and 72,469.55

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Solution

The fourth proportional to 167,223.47, 250,873.50 and 72,469.55 is: 108,720.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,223.47 : 250,873.50 = 72,469.55 : x
  2. Step 2: Convert to fraction form
    167,223.47/250,873.50 = 72,469.55/x
  3. Step 3: Cross multiply
    167,223.47x = 250,873.50 × 72,469.55
  4. Step 4: Simplify right side
    167,223.47x = 18,180,690,550.87
  5. Step 5: Solve for x
    x = 18,180,690,550.87/167,223.47
  6. Step 6: Final answer
    x = 108,720.93

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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.