Home / 204,558.24-282,144.96-136,540.92

Finding the Fourth Proportional to 204,558.24, 282,144.96 and 136,540.92

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Solution

The fourth proportional to 204,558.24, 282,144.96 and 136,540.92 is: 188,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,558.24 : 282,144.96 = 136,540.92 : x
  2. Step 2: Convert to fraction form
    204,558.24/282,144.96 = 136,540.92/x
  3. Step 3: Cross multiply
    204,558.24x = 282,144.96 × 136,540.92
  4. Step 4: Simplify right side
    204,558.24x = 38,524,332,411.76
  5. Step 5: Solve for x
    x = 38,524,332,411.76/204,558.24
  6. Step 6: Final answer
    x = 188,329.41

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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.