Home / 54,661.44-81,940.96-29,664.80

Finding the Fourth Proportional to 54,661.44, 81,940.96 and 29,664.80

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Solution

The fourth proportional to 54,661.44, 81,940.96 and 29,664.80 is: 44,469.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,661.44 : 81,940.96 = 29,664.80 : x
  2. Step 2: Convert to fraction form
    54,661.44/81,940.96 = 29,664.80/x
  3. Step 3: Cross multiply
    54,661.44x = 81,940.96 × 29,664.80
  4. Step 4: Simplify right side
    54,661.44x = 2,430,762,190.21
  5. Step 5: Solve for x
    x = 2,430,762,190.21/54,661.44
  6. Step 6: Final answer
    x = 44,469.41

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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.