Home / 263,849.46-395,735.94-86,363.52

Finding the Fourth Proportional to 263,849.46, 395,735.94 and 86,363.52

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Solution

The fourth proportional to 263,849.46, 395,735.94 and 86,363.52 is: 129,532.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,849.46 : 395,735.94 = 86,363.52 : x
  2. Step 2: Convert to fraction form
    263,849.46/395,735.94 = 86,363.52/x
  3. Step 3: Cross multiply
    263,849.46x = 395,735.94 × 86,363.52
  4. Step 4: Simplify right side
    263,849.46x = 34,177,148,768.91
  5. Step 5: Solve for x
    x = 34,177,148,768.91/263,849.46
  6. Step 6: Final answer
    x = 129,532.76

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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.