Home / 83,053.71-114,578.16-50,789.74

Finding the Fourth Proportional to 83,053.71, 114,578.16 and 50,789.74

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Solution

The fourth proportional to 83,053.71, 114,578.16 and 50,789.74 is: 70,067.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,053.71 : 114,578.16 = 50,789.74 : x
  2. Step 2: Convert to fraction form
    83,053.71/114,578.16 = 50,789.74/x
  3. Step 3: Cross multiply
    83,053.71x = 114,578.16 × 50,789.74
  4. Step 4: Simplify right side
    83,053.71x = 5,819,394,956.08
  5. Step 5: Solve for x
    x = 5,819,394,956.08/83,053.71
  6. Step 6: Final answer
    x = 70,067.85

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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.