Home / 167,531.20-231,194.84-91,050.30

Finding the Fourth Proportional to 167,531.20, 231,194.84 and 91,050.30

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Solution

The fourth proportional to 167,531.20, 231,194.84 and 91,050.30 is: 125,650.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,531.20 : 231,194.84 = 91,050.30 : x
  2. Step 2: Convert to fraction form
    167,531.20/231,194.84 = 91,050.30/x
  3. Step 3: Cross multiply
    167,531.20x = 231,194.84 × 91,050.30
  4. Step 4: Simplify right side
    167,531.20x = 21,050,359,085.20
  5. Step 5: Solve for x
    x = 21,050,359,085.20/167,531.20
  6. Step 6: Final answer
    x = 125,650.38

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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.