Home / 197,972.44-273,198.60-111,929.96

Finding the Fourth Proportional to 197,972.44, 273,198.60 and 111,929.96

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Solution

The fourth proportional to 197,972.44, 273,198.60 and 111,929.96 is: 154,461.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,972.44 : 273,198.60 = 111,929.96 : x
  2. Step 2: Convert to fraction form
    197,972.44/273,198.60 = 111,929.96/x
  3. Step 3: Cross multiply
    197,972.44x = 273,198.60 × 111,929.96
  4. Step 4: Simplify right side
    197,972.44x = 30,579,108,370.06
  5. Step 5: Solve for x
    x = 30,579,108,370.06/197,972.44
  6. Step 6: Final answer
    x = 154,461.44

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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.