Home / 53,150.78-73,351.42-29,277.44

Finding the Fourth Proportional to 53,150.78, 73,351.42 and 29,277.44

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Solution

The fourth proportional to 53,150.78, 73,351.42 and 29,277.44 is: 40,404.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,150.78 : 73,351.42 = 29,277.44 : x
  2. Step 2: Convert to fraction form
    53,150.78/73,351.42 = 29,277.44/x
  3. Step 3: Cross multiply
    53,150.78x = 73,351.42 × 29,277.44
  4. Step 4: Simplify right side
    53,150.78x = 2,147,541,797.96
  5. Step 5: Solve for x
    x = 2,147,541,797.96/53,150.78
  6. Step 6: Final answer
    x = 40,404.71

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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.