Home / 263,517.52-363,651.24-142,655.92

Finding the Fourth Proportional to 263,517.52, 363,651.24 and 142,655.92

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Solution

The fourth proportional to 263,517.52, 363,651.24 and 142,655.92 is: 196,863.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,517.52 : 363,651.24 = 142,655.92 : x
  2. Step 2: Convert to fraction form
    263,517.52/363,651.24 = 142,655.92/x
  3. Step 3: Cross multiply
    263,517.52x = 363,651.24 × 142,655.92
  4. Step 4: Simplify right side
    263,517.52x = 51,877,002,201.34
  5. Step 5: Solve for x
    x = 51,877,002,201.34/263,517.52
  6. Step 6: Final answer
    x = 196,863.58

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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.