Home / 283,966.26-391,843.14-156,641.85

Finding the Fourth Proportional to 283,966.26, 391,843.14 and 156,641.85

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Solution

The fourth proportional to 283,966.26, 391,843.14 and 156,641.85 is: 216,149.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,966.26 : 391,843.14 = 156,641.85 : x
  2. Step 2: Convert to fraction form
    283,966.26/391,843.14 = 156,641.85/x
  3. Step 3: Cross multiply
    283,966.26x = 391,843.14 × 156,641.85
  4. Step 4: Simplify right side
    283,966.26x = 61,379,034,359.41
  5. Step 5: Solve for x
    x = 61,379,034,359.41/283,966.26
  6. Step 6: Final answer
    x = 216,149.04

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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.