Home / 250,167.20-375,224.56-131,790.88

Finding the Fourth Proportional to 250,167.20, 375,224.56 and 131,790.88

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Solution

The fourth proportional to 250,167.20, 375,224.56 and 131,790.88 is: 197,672.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,167.20 : 375,224.56 = 131,790.88 : x
  2. Step 2: Convert to fraction form
    250,167.20/375,224.56 = 131,790.88/x
  3. Step 3: Cross multiply
    250,167.20x = 375,224.56 × 131,790.88
  4. Step 4: Simplify right side
    250,167.20x = 49,451,174,960.01
  5. Step 5: Solve for x
    x = 49,451,174,960.01/250,167.20
  6. Step 6: Final answer
    x = 197,672.50

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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.