Home / 250,834.65-376,309.45-108,703.79

Finding the Fourth Proportional to 250,834.65, 376,309.45 and 108,703.79

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Solution

The fourth proportional to 250,834.65, 376,309.45 and 108,703.79 is: 163,080.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,834.65 : 376,309.45 = 108,703.79 : x
  2. Step 2: Convert to fraction form
    250,834.65/376,309.45 = 108,703.79/x
  3. Step 3: Cross multiply
    250,834.65x = 376,309.45 × 108,703.79
  4. Step 4: Simplify right side
    250,834.65x = 40,906,262,387.73
  5. Step 5: Solve for x
    x = 40,906,262,387.73/250,834.65
  6. Step 6: Final answer
    x = 163,080.59

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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.