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Finding the Fourth Proportional to 167,209.20, 250,522.20 and 140,965.20

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Solution

The fourth proportional to 167,209.20, 250,522.20 and 140,965.20 is: 211,201.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,209.20 : 250,522.20 = 140,965.20 : x
  2. Step 2: Convert to fraction form
    167,209.20/250,522.20 = 140,965.20/x
  3. Step 3: Cross multiply
    167,209.20x = 250,522.20 × 140,965.20
  4. Step 4: Simplify right side
    167,209.20x = 35,314,912,027.44
  5. Step 5: Solve for x
    x = 35,314,912,027.44/167,209.20
  6. Step 6: Final answer
    x = 211,201.97

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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.