Home / 239,584.20-330,628.50-132,158.76

Finding the Fourth Proportional to 239,584.20, 330,628.50 and 132,158.76

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Solution

The fourth proportional to 239,584.20, 330,628.50 and 132,158.76 is: 182,380.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,584.20 : 330,628.50 = 132,158.76 : x
  2. Step 2: Convert to fraction form
    239,584.20/330,628.50 = 132,158.76/x
  3. Step 3: Cross multiply
    239,584.20x = 330,628.50 × 132,158.76
  4. Step 4: Simplify right side
    239,584.20x = 43,695,452,580.66
  5. Step 5: Solve for x
    x = 43,695,452,580.66/239,584.20
  6. Step 6: Final answer
    x = 182,380.36

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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.