Home / 112,197.78-168,324.30-33,311.88

Finding the Fourth Proportional to 112,197.78, 168,324.30 and 33,311.88

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Solution

The fourth proportional to 112,197.78, 168,324.30 and 33,311.88 is: 49,976.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,197.78 : 168,324.30 = 33,311.88 : x
  2. Step 2: Convert to fraction form
    112,197.78/168,324.30 = 33,311.88/x
  3. Step 3: Cross multiply
    112,197.78x = 168,324.30 × 33,311.88
  4. Step 4: Simplify right side
    112,197.78x = 5,607,198,882.68
  5. Step 5: Solve for x
    x = 5,607,198,882.68/112,197.78
  6. Step 6: Final answer
    x = 49,976.02

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1.5x scale

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.