Home / 49,212.38-73,831.80-19,650.99

Finding the Fourth Proportional to 49,212.38, 73,831.80 and 19,650.99

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Solution

The fourth proportional to 49,212.38, 73,831.80 and 19,650.99 is: 29,481.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,212.38 : 73,831.80 = 19,650.99 : x
  2. Step 2: Convert to fraction form
    49,212.38/73,831.80 = 19,650.99/x
  3. Step 3: Cross multiply
    49,212.38x = 73,831.80 × 19,650.99
  4. Step 4: Simplify right side
    49,212.38x = 1,450,867,963.48
  5. Step 5: Solve for x
    x = 1,450,867,963.48/49,212.38
  6. Step 6: Final answer
    x = 29,481.77

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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.