Home / 54,578.88-81,749.52-33,454.98

Finding the Fourth Proportional to 54,578.88, 81,749.52 and 33,454.98

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Solution

The fourth proportional to 54,578.88, 81,749.52 and 33,454.98 is: 50,109.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,578.88 : 81,749.52 = 33,454.98 : x
  2. Step 2: Convert to fraction form
    54,578.88/81,749.52 = 33,454.98/x
  3. Step 3: Cross multiply
    54,578.88x = 81,749.52 × 33,454.98
  4. Step 4: Simplify right side
    54,578.88x = 2,734,928,556.61
  5. Step 5: Solve for x
    x = 2,734,928,556.61/54,578.88
  6. Step 6: Final answer
    x = 50,109.65

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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.