Home / 283,863.15-425,785.50-115,333.65

Finding the Fourth Proportional to 283,863.15, 425,785.50 and 115,333.65

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Solution

The fourth proportional to 283,863.15, 425,785.50 and 115,333.65 is: 172,996.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,863.15 : 425,785.50 = 115,333.65 : x
  2. Step 2: Convert to fraction form
    283,863.15/425,785.50 = 115,333.65/x
  3. Step 3: Cross multiply
    283,863.15x = 425,785.50 × 115,333.65
  4. Step 4: Simplify right side
    283,863.15x = 49,107,395,832.08
  5. Step 5: Solve for x
    x = 49,107,395,832.08/283,863.15
  6. Step 6: Final answer
    x = 172,996.73

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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.