Home / 204,961.52-307,407.42-55,168.43

Finding the Fourth Proportional to 204,961.52, 307,407.42 and 55,168.43

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Solution

The fourth proportional to 204,961.52, 307,407.42 and 55,168.43 is: 82,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,961.52 : 307,407.42 = 55,168.43 : x
  2. Step 2: Convert to fraction form
    204,961.52/307,407.42 = 55,168.43/x
  3. Step 3: Cross multiply
    204,961.52x = 307,407.42 × 55,168.43
  4. Step 4: Simplify right side
    204,961.52x = 16,959,183,194.71
  5. Step 5: Solve for x
    x = 16,959,183,194.71/204,961.52
  6. Step 6: Final answer
    x = 82,743.25

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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.