Home / 239,989.38-331,205.86-132,571.14

Finding the Fourth Proportional to 239,989.38, 331,205.86 and 132,571.14

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Solution

The fourth proportional to 239,989.38, 331,205.86 and 132,571.14 is: 182,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,989.38 : 331,205.86 = 132,571.14 : x
  2. Step 2: Convert to fraction form
    239,989.38/331,205.86 = 132,571.14/x
  3. Step 3: Cross multiply
    239,989.38x = 331,205.86 × 132,571.14
  4. Step 4: Simplify right side
    239,989.38x = 43,908,338,434.88
  5. Step 5: Solve for x
    x = 43,908,338,434.88/239,989.38
  6. Step 6: Final answer
    x = 182,959.51

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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.