Home / 197,977.26-273,205.05-111,934.76

Finding the Fourth Proportional to 197,977.26, 273,205.05 and 111,934.76

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Solution

The fourth proportional to 197,977.26, 273,205.05 and 111,934.76 is: 154,467.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,977.26 : 273,205.05 = 111,934.76 : x
  2. Step 2: Convert to fraction form
    197,977.26/273,205.05 = 111,934.76/x
  3. Step 3: Cross multiply
    197,977.26x = 273,205.05 × 111,934.76
  4. Step 4: Simplify right side
    197,977.26x = 30,581,140,336.51
  5. Step 5: Solve for x
    x = 30,581,140,336.51/197,977.26
  6. Step 6: Final answer
    x = 154,467.95

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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.