Home / 197,959.67-273,120.12-111,910.33

Finding the Fourth Proportional to 197,959.67, 273,120.12 and 111,910.33

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Solution

The fourth proportional to 197,959.67, 273,120.12 and 111,910.33 is: 154,399.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,959.67 : 273,120.12 = 111,910.33 : x
  2. Step 2: Convert to fraction form
    197,959.67/273,120.12 = 111,910.33/x
  3. Step 3: Cross multiply
    197,959.67x = 273,120.12 × 111,910.33
  4. Step 4: Simplify right side
    197,959.67x = 30,564,962,758.84
  5. Step 5: Solve for x
    x = 30,564,962,758.84/197,959.67
  6. Step 6: Final answer
    x = 154,399.95

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1.5x scale

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.