Home / 74,450.44-111,660.54-21,845.80

Finding the Fourth Proportional to 74,450.44, 111,660.54 and 21,845.80

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Solution

The fourth proportional to 74,450.44, 111,660.54 and 21,845.80 is: 32,764.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,450.44 : 111,660.54 = 21,845.80 : x
  2. Step 2: Convert to fraction form
    74,450.44/111,660.54 = 21,845.80/x
  3. Step 3: Cross multiply
    74,450.44x = 111,660.54 × 21,845.80
  4. Step 4: Simplify right side
    74,450.44x = 2,439,313,824.73
  5. Step 5: Solve for x
    x = 2,439,313,824.73/74,450.44
  6. Step 6: Final answer
    x = 32,764.26

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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.