Home / 54,853.77-82,257.39-21,568.53

Finding the Fourth Proportional to 54,853.77, 82,257.39 and 21,568.53

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Solution

The fourth proportional to 54,853.77, 82,257.39 and 21,568.53 is: 32,343.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,853.77 : 82,257.39 = 21,568.53 : x
  2. Step 2: Convert to fraction form
    54,853.77/82,257.39 = 21,568.53/x
  3. Step 3: Cross multiply
    54,853.77x = 82,257.39 × 21,568.53
  4. Step 4: Simplify right side
    54,853.77x = 1,774,170,983.94
  5. Step 5: Solve for x
    x = 1,774,170,983.94/54,853.77
  6. Step 6: Final answer
    x = 32,343.65

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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.