Home / 54,721.45-82,067.58-15,271.63

Finding the Fourth Proportional to 54,721.45, 82,067.58 and 15,271.63

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Solution

The fourth proportional to 54,721.45, 82,067.58 and 15,271.63 is: 22,903.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,721.45 : 82,067.58 = 15,271.63 : x
  2. Step 2: Convert to fraction form
    54,721.45/82,067.58 = 15,271.63/x
  3. Step 3: Cross multiply
    54,721.45x = 82,067.58 × 15,271.63
  4. Step 4: Simplify right side
    54,721.45x = 1,253,305,716.76
  5. Step 5: Solve for x
    x = 1,253,305,716.76/54,721.45
  6. Step 6: Final answer
    x = 22,903.37

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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.