Home / 54,623.69-81,919.39-27,953.22

Finding the Fourth Proportional to 54,623.69, 81,919.39 and 27,953.22

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Solution

The fourth proportional to 54,623.69, 81,919.39 and 27,953.22 is: 41,921.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,623.69 : 81,919.39 = 27,953.22 : x
  2. Step 2: Convert to fraction form
    54,623.69/81,919.39 = 27,953.22/x
  3. Step 3: Cross multiply
    54,623.69x = 81,919.39 × 27,953.22
  4. Step 4: Simplify right side
    54,623.69x = 2,289,910,730.94
  5. Step 5: Solve for x
    x = 2,289,910,730.94/54,623.69
  6. Step 6: Final answer
    x = 41,921.57

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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.