Home / 197,808.39-273,024.45-112,974.66

Finding the Fourth Proportional to 197,808.39, 273,024.45 and 112,974.66

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Solution

The fourth proportional to 197,808.39, 273,024.45 and 112,974.66 is: 155,932.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,808.39 : 273,024.45 = 112,974.66 : x
  2. Step 2: Convert to fraction form
    197,808.39/273,024.45 = 112,974.66/x
  3. Step 3: Cross multiply
    197,808.39x = 273,024.45 × 112,974.66
  4. Step 4: Simplify right side
    197,808.39x = 30,844,844,410.44
  5. Step 5: Solve for x
    x = 30,844,844,410.44/197,808.39
  6. Step 6: Final answer
    x = 155,932.94

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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.