Home / 54,578.39-81,864.25-32,101.50

Finding the Fourth Proportional to 54,578.39, 81,864.25 and 32,101.50

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Solution

The fourth proportional to 54,578.39, 81,864.25 and 32,101.50 is: 48,150.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,578.39 : 81,864.25 = 32,101.50 : x
  2. Step 2: Convert to fraction form
    54,578.39/81,864.25 = 32,101.50/x
  3. Step 3: Cross multiply
    54,578.39x = 81,864.25 × 32,101.50
  4. Step 4: Simplify right side
    54,578.39x = 2,627,965,141.12
  5. Step 5: Solve for x
    x = 2,627,965,141.12/54,578.39
  6. Step 6: Final answer
    x = 48,150.28

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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.