Home / 49,879.31-68,831.30-27,217.73

Finding the Fourth Proportional to 49,879.31, 68,831.30 and 27,217.73

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Solution

The fourth proportional to 49,879.31, 68,831.30 and 27,217.73 is: 37,559.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,879.31 : 68,831.30 = 27,217.73 : x
  2. Step 2: Convert to fraction form
    49,879.31/68,831.30 = 27,217.73/x
  3. Step 3: Cross multiply
    49,879.31x = 68,831.30 × 27,217.73
  4. Step 4: Simplify right side
    49,879.31x = 1,873,431,979.07
  5. Step 5: Solve for x
    x = 1,873,431,979.07/49,879.31
  6. Step 6: Final answer
    x = 37,559.30

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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.