Home / 263,650.20-363,859.68-148,949.91

Finding the Fourth Proportional to 263,650.20, 363,859.68 and 148,949.91

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Solution

The fourth proportional to 263,650.20, 363,859.68 and 148,949.91 is: 205,563.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,650.20 : 363,859.68 = 148,949.91 : x
  2. Step 2: Convert to fraction form
    263,650.20/363,859.68 = 148,949.91/x
  3. Step 3: Cross multiply
    263,650.20x = 363,859.68 × 148,949.91
  4. Step 4: Simplify right side
    263,650.20x = 54,196,864,715.96
  5. Step 5: Solve for x
    x = 54,196,864,715.96/263,650.20
  6. Step 6: Final answer
    x = 205,563.53

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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.