Home / 197,998.18-273,249.93-108,574.18

Finding the Fourth Proportional to 197,998.18, 273,249.93 and 108,574.18

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Solution

The fourth proportional to 197,998.18, 273,249.93 and 108,574.18 is: 149,839.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,998.18 : 273,249.93 = 108,574.18 : x
  2. Step 2: Convert to fraction form
    197,998.18/273,249.93 = 108,574.18/x
  3. Step 3: Cross multiply
    197,998.18x = 273,249.93 × 108,574.18
  4. Step 4: Simplify right side
    197,998.18x = 29,667,887,084.81
  5. Step 5: Solve for x
    x = 29,667,887,084.81/197,998.18
  6. Step 6: Final answer
    x = 149,839.19

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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.