Home / 167,781.30-231,571.35-96,209.70

Finding the Fourth Proportional to 167,781.30, 231,571.35 and 96,209.70

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Solution

The fourth proportional to 167,781.30, 231,571.35 and 96,209.70 is: 132,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,781.30 : 231,571.35 = 96,209.70 : x
  2. Step 2: Convert to fraction form
    167,781.30/231,571.35 = 96,209.70/x
  3. Step 3: Cross multiply
    167,781.30x = 231,571.35 × 96,209.70
  4. Step 4: Simplify right side
    167,781.30x = 22,279,410,112.10
  5. Step 5: Solve for x
    x = 22,279,410,112.10/167,781.30
  6. Step 6: Final answer
    x = 132,788.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.