Home / 197,998.37-273,236.09-111,974.24

Finding the Fourth Proportional to 197,998.37, 273,236.09 and 111,974.24

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Solution

The fourth proportional to 197,998.37, 273,236.09 and 111,974.24 is: 154,523.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,998.37 : 273,236.09 = 111,974.24 : x
  2. Step 2: Convert to fraction form
    197,998.37/273,236.09 = 111,974.24/x
  3. Step 3: Cross multiply
    197,998.37x = 273,236.09 × 111,974.24
  4. Step 4: Simplify right side
    197,998.37x = 30,595,403,641.54
  5. Step 5: Solve for x
    x = 30,595,403,641.54/197,998.37
  6. Step 6: Final answer
    x = 154,523.52

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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.