Home / 205,725.52-283,924.78-115,104.44

Finding the Fourth Proportional to 205,725.52, 283,924.78 and 115,104.44

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Solution

The fourth proportional to 205,725.52, 283,924.78 and 115,104.44 is: 158,857.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,725.52 : 283,924.78 = 115,104.44 : x
  2. Step 2: Convert to fraction form
    205,725.52/283,924.78 = 115,104.44/x
  3. Step 3: Cross multiply
    205,725.52x = 283,924.78 × 115,104.44
  4. Step 4: Simplify right side
    205,725.52x = 32,681,002,804.02
  5. Step 5: Solve for x
    x = 32,681,002,804.02/205,725.52
  6. Step 6: Final answer
    x = 158,857.31

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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.