Home / 123,928.26-185,405.78-95,634.56

Finding the Fourth Proportional to 123,928.26, 185,405.78 and 95,634.56

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Solution

The fourth proportional to 123,928.26, 185,405.78 and 95,634.56 is: 143,076.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,928.26 : 185,405.78 = 95,634.56 : x
  2. Step 2: Convert to fraction form
    123,928.26/185,405.78 = 95,634.56/x
  3. Step 3: Cross multiply
    123,928.26x = 185,405.78 × 95,634.56
  4. Step 4: Simplify right side
    123,928.26x = 17,731,198,786.56
  5. Step 5: Solve for x
    x = 17,731,198,786.56/123,928.26
  6. Step 6: Final answer
    x = 143,076.32

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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.