Home / 54,876.08-82,257.62-21,582.65

Finding the Fourth Proportional to 54,876.08, 82,257.62 and 21,582.65

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Solution

The fourth proportional to 54,876.08, 82,257.62 and 21,582.65 is: 32,351.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,876.08 : 82,257.62 = 21,582.65 : x
  2. Step 2: Convert to fraction form
    54,876.08/82,257.62 = 21,582.65/x
  3. Step 3: Cross multiply
    54,876.08x = 82,257.62 × 21,582.65
  4. Step 4: Simplify right side
    54,876.08x = 1,775,337,422.29
  5. Step 5: Solve for x
    x = 1,775,337,422.29/54,876.08
  6. Step 6: Final answer
    x = 32,351.75

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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.