Home / 239,479.27-330,481.05-132,049.55

Finding the Fourth Proportional to 239,479.27, 330,481.05 and 132,049.55

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Solution

The fourth proportional to 239,479.27, 330,481.05 and 132,049.55 is: 182,228.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,479.27 : 330,481.05 = 132,049.55 : x
  2. Step 2: Convert to fraction form
    239,479.27/330,481.05 = 132,049.55/x
  3. Step 3: Cross multiply
    239,479.27x = 330,481.05 × 132,049.55
  4. Step 4: Simplify right side
    239,479.27x = 43,639,873,936.03
  5. Step 5: Solve for x
    x = 43,639,873,936.03/239,479.27
  6. Step 6: Final answer
    x = 182,228.19

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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.