Home / 286,216.96-394,959.58-158,882.50

Finding the Fourth Proportional to 286,216.96, 394,959.58 and 158,882.50

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Solution

The fourth proportional to 286,216.96, 394,959.58 and 158,882.50 is: 219,246.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,216.96 : 394,959.58 = 158,882.50 : x
  2. Step 2: Convert to fraction form
    286,216.96/394,959.58 = 158,882.50/x
  3. Step 3: Cross multiply
    286,216.96x = 394,959.58 × 158,882.50
  4. Step 4: Simplify right side
    286,216.96x = 62,752,165,469.35
  5. Step 5: Solve for x
    x = 62,752,165,469.35/286,216.96
  6. Step 6: Final answer
    x = 219,246.85

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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.