Home / 197,913.85-273,134.97-111,873.52

Finding the Fourth Proportional to 197,913.85, 273,134.97 and 111,873.52

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Solution

The fourth proportional to 197,913.85, 273,134.97 and 111,873.52 is: 154,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,913.85 : 273,134.97 = 111,873.52 : x
  2. Step 2: Convert to fraction form
    197,913.85/273,134.97 = 111,873.52/x
  3. Step 3: Cross multiply
    197,913.85x = 273,134.97 × 111,873.52
  4. Step 4: Simplify right side
    197,913.85x = 30,556,570,870.41
  5. Step 5: Solve for x
    x = 30,556,570,870.41/197,913.85
  6. Step 6: Final answer
    x = 154,393.29

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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.