Home / 204,789.57-307,184.09-55,029.86

Finding the Fourth Proportional to 204,789.57, 307,184.09 and 55,029.86

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Solution

The fourth proportional to 204,789.57, 307,184.09 and 55,029.86 is: 82,544.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,789.57 : 307,184.09 = 55,029.86 : x
  2. Step 2: Convert to fraction form
    204,789.57/307,184.09 = 55,029.86/x
  3. Step 3: Cross multiply
    204,789.57x = 307,184.09 × 55,029.86
  4. Step 4: Simplify right side
    204,789.57x = 16,904,296,833.59
  5. Step 5: Solve for x
    x = 16,904,296,833.59/204,789.57
  6. Step 6: Final answer
    x = 82,544.72

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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.