Home / 189,296.56-261,192.90-113,849.92

Finding the Fourth Proportional to 189,296.56, 261,192.90 and 113,849.92

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Solution

The fourth proportional to 189,296.56, 261,192.90 and 113,849.92 is: 157,091.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,296.56 : 261,192.90 = 113,849.92 : x
  2. Step 2: Convert to fraction form
    189,296.56/261,192.90 = 113,849.92/x
  3. Step 3: Cross multiply
    189,296.56x = 261,192.90 × 113,849.92
  4. Step 4: Simplify right side
    189,296.56x = 29,736,790,769.57
  5. Step 5: Solve for x
    x = 29,736,790,769.57/189,296.56
  6. Step 6: Final answer
    x = 157,091.03

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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.