Home / 167,531.45-231,195.18-91,050.55

Finding the Fourth Proportional to 167,531.45, 231,195.18 and 91,050.55

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Solution

The fourth proportional to 167,531.45, 231,195.18 and 91,050.55 is: 125,650.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,531.45 : 231,195.18 = 91,050.55 : x
  2. Step 2: Convert to fraction form
    167,531.45/231,195.18 = 91,050.55/x
  3. Step 3: Cross multiply
    167,531.45x = 231,195.18 × 91,050.55
  4. Step 4: Simplify right side
    167,531.45x = 21,050,448,296.35
  5. Step 5: Solve for x
    x = 21,050,448,296.35/167,531.45
  6. Step 6: Final answer
    x = 125,650.73

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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.