Home / 197,913.76-273,134.28-111,842.92

Finding the Fourth Proportional to 197,913.76, 273,134.28 and 111,842.92

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Solution

The fourth proportional to 197,913.76, 273,134.28 and 111,842.92 is: 154,350.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,913.76 : 273,134.28 = 111,842.92 : x
  2. Step 2: Convert to fraction form
    197,913.76/273,134.28 = 111,842.92/x
  3. Step 3: Cross multiply
    197,913.76x = 273,134.28 × 111,842.92
  4. Step 4: Simplify right side
    197,913.76x = 30,548,135,427.30
  5. Step 5: Solve for x
    x = 30,548,135,427.30/197,913.76
  6. Step 6: Final answer
    x = 154,350.74

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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.