Home / 239,986.38-331,201.71-132,568.14

Finding the Fourth Proportional to 239,986.38, 331,201.71 and 132,568.14

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Solution

The fourth proportional to 239,986.38, 331,201.71 and 132,568.14 is: 182,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,986.38 : 331,201.71 = 132,568.14 : x
  2. Step 2: Convert to fraction form
    239,986.38/331,201.71 = 132,568.14/x
  3. Step 3: Cross multiply
    239,986.38x = 331,201.71 × 132,568.14
  4. Step 4: Simplify right side
    239,986.38x = 43,906,794,659.52
  5. Step 5: Solve for x
    x = 43,906,794,659.52/239,986.38
  6. Step 6: Final answer
    x = 182,955.36

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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.