Home / 332,947.59-499,425.99-108,309.20

Finding the Fourth Proportional to 332,947.59, 499,425.99 and 108,309.20

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Solution

The fourth proportional to 332,947.59, 499,425.99 and 108,309.20 is: 162,465.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,947.59 : 499,425.99 = 108,309.20 : x
  2. Step 2: Convert to fraction form
    332,947.59/499,425.99 = 108,309.20/x
  3. Step 3: Cross multiply
    332,947.59x = 499,425.99 × 108,309.20
  4. Step 4: Simplify right side
    332,947.59x = 54,092,426,532.82
  5. Step 5: Solve for x
    x = 54,092,426,532.82/332,947.59
  6. Step 6: Final answer
    x = 162,465.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.