Home / 283,934.01-391,833.62-154,872.52

Finding the Fourth Proportional to 283,934.01, 391,833.62 and 154,872.52

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Solution

The fourth proportional to 283,934.01, 391,833.62 and 154,872.52 is: 213,726.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,934.01 : 391,833.62 = 154,872.52 : x
  2. Step 2: Convert to fraction form
    283,934.01/391,833.62 = 154,872.52/x
  3. Step 3: Cross multiply
    283,934.01x = 391,833.62 × 154,872.52
  4. Step 4: Simplify right side
    283,934.01x = 60,684,260,150.12
  5. Step 5: Solve for x
    x = 60,684,260,150.12/283,934.01
  6. Step 6: Final answer
    x = 213,726.63

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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.