Home / 54,273.24-81,422.52-16,831.35

Finding the Fourth Proportional to 54,273.24, 81,422.52 and 16,831.35

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Solution

The fourth proportional to 54,273.24, 81,422.52 and 16,831.35 is: 25,250.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,273.24 : 81,422.52 = 16,831.35 : x
  2. Step 2: Convert to fraction form
    54,273.24/81,422.52 = 16,831.35/x
  3. Step 3: Cross multiply
    54,273.24x = 81,422.52 × 16,831.35
  4. Step 4: Simplify right side
    54,273.24x = 1,370,450,932.00
  5. Step 5: Solve for x
    x = 1,370,450,932.00/54,273.24
  6. Step 6: Final answer
    x = 25,250.95

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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.