Home / 179,256-268,865.36-112,498.24

Finding the Fourth Proportional to 179,256, 268,865.36 and 112,498.24

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Solution

The fourth proportional to 179,256, 268,865.36 and 112,498.24 is: 168,735.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,256 : 268,865.36 = 112,498.24 : x
  2. Step 2: Convert to fraction form
    179,256/268,865.36 = 112,498.24/x
  3. Step 3: Cross multiply
    179,256x = 268,865.36 × 112,498.24
  4. Step 4: Simplify right side
    179,256x = 30,246,879,796.97
  5. Step 5: Solve for x
    x = 30,246,879,796.97/179,256
  6. Step 6: Final answer
    x = 168,735.66

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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.