Home / 54,942.48-75,820.67-29,791.98

Finding the Fourth Proportional to 54,942.48, 75,820.67 and 29,791.98

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Solution

The fourth proportional to 54,942.48, 75,820.67 and 29,791.98 is: 41,112.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,942.48 : 75,820.67 = 29,791.98 : x
  2. Step 2: Convert to fraction form
    54,942.48/75,820.67 = 29,791.98/x
  3. Step 3: Cross multiply
    54,942.48x = 75,820.67 × 29,791.98
  4. Step 4: Simplify right side
    54,942.48x = 2,258,847,735.27
  5. Step 5: Solve for x
    x = 2,258,847,735.27/54,942.48
  6. Step 6: Final answer
    x = 41,112.96

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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.