Home / 54,161.26-81,249.64-16,724.52

Finding the Fourth Proportional to 54,161.26, 81,249.64 and 16,724.52

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Solution

The fourth proportional to 54,161.26, 81,249.64 and 16,724.52 is: 25,089.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,161.26 : 81,249.64 = 16,724.52 : x
  2. Step 2: Convert to fraction form
    54,161.26/81,249.64 = 16,724.52/x
  3. Step 3: Cross multiply
    54,161.26x = 81,249.64 × 16,724.52
  4. Step 4: Simplify right side
    54,161.26x = 1,358,861,187.36
  5. Step 5: Solve for x
    x = 1,358,861,187.36/54,161.26
  6. Step 6: Final answer
    x = 25,089.17

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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.