Home / 167,930.24-231,735.36-108,314.24

Finding the Fourth Proportional to 167,930.24, 231,735.36 and 108,314.24

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Solution

The fourth proportional to 167,930.24, 231,735.36 and 108,314.24 is: 149,468.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,930.24 : 231,735.36 = 108,314.24 : x
  2. Step 2: Convert to fraction form
    167,930.24/231,735.36 = 108,314.24/x
  3. Step 3: Cross multiply
    167,930.24x = 231,735.36 × 108,314.24
  4. Step 4: Simplify right side
    167,930.24x = 25,100,239,399.53
  5. Step 5: Solve for x
    x = 25,100,239,399.53/167,930.24
  6. Step 6: Final answer
    x = 149,468.25

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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.