Home / 54,874.08-82,254.62-21,580.65

Finding the Fourth Proportional to 54,874.08, 82,254.62 and 21,580.65

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Solution

The fourth proportional to 54,874.08, 82,254.62 and 21,580.65 is: 32,348.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,874.08 : 82,254.62 = 21,580.65 : x
  2. Step 2: Convert to fraction form
    54,874.08/82,254.62 = 21,580.65/x
  3. Step 3: Cross multiply
    54,874.08x = 82,254.62 × 21,580.65
  4. Step 4: Simplify right side
    54,874.08x = 1,775,108,219.05
  5. Step 5: Solve for x
    x = 1,775,108,219.05/54,874.08
  6. Step 6: Final answer
    x = 32,348.76

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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.