Home / 227,314.38-340,535.07-127,171.08

Finding the Fourth Proportional to 227,314.38, 340,535.07 and 127,171.08

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Solution

The fourth proportional to 227,314.38, 340,535.07 and 127,171.08 is: 190,512.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,314.38 : 340,535.07 = 127,171.08 : x
  2. Step 2: Convert to fraction form
    227,314.38/340,535.07 = 127,171.08/x
  3. Step 3: Cross multiply
    227,314.38x = 340,535.07 × 127,171.08
  4. Step 4: Simplify right side
    227,314.38x = 43,306,212,629.78
  5. Step 5: Solve for x
    x = 43,306,212,629.78/227,314.38
  6. Step 6: Final answer
    x = 190,512.42

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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.