Home / 112,121.62-168,183.10-33,236.52

Finding the Fourth Proportional to 112,121.62, 168,183.10 and 33,236.52

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Solution

The fourth proportional to 112,121.62, 168,183.10 and 33,236.52 is: 49,854.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,121.62 : 168,183.10 = 33,236.52 : x
  2. Step 2: Convert to fraction form
    112,121.62/168,183.10 = 33,236.52/x
  3. Step 3: Cross multiply
    112,121.62x = 168,183.10 × 33,236.52
  4. Step 4: Simplify right side
    112,121.62x = 5,589,820,966.81
  5. Step 5: Solve for x
    x = 5,589,820,966.81/112,121.62
  6. Step 6: Final answer
    x = 49,854.98

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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.