Home / 126,561.22-189,769.94-51,593.56

Finding the Fourth Proportional to 126,561.22, 189,769.94 and 51,593.56

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Solution

The fourth proportional to 126,561.22, 189,769.94 and 51,593.56 is: 77,361.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,561.22 : 189,769.94 = 51,593.56 : x
  2. Step 2: Convert to fraction form
    126,561.22/189,769.94 = 51,593.56/x
  3. Step 3: Cross multiply
    126,561.22x = 189,769.94 × 51,593.56
  4. Step 4: Simplify right side
    126,561.22x = 9,790,906,785.59
  5. Step 5: Solve for x
    x = 9,790,906,785.59/126,561.22
  6. Step 6: Final answer
    x = 77,361.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.