Home / 54,874.46-82,255.19-21,581.03

Finding the Fourth Proportional to 54,874.46, 82,255.19 and 21,581.03

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Solution

The fourth proportional to 54,874.46, 82,255.19 and 21,581.03 is: 32,349.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,874.46 : 82,255.19 = 21,581.03 : x
  2. Step 2: Convert to fraction form
    54,874.46/82,255.19 = 21,581.03/x
  3. Step 3: Cross multiply
    54,874.46x = 82,255.19 × 21,581.03
  4. Step 4: Simplify right side
    54,874.46x = 1,775,151,203.86
  5. Step 5: Solve for x
    x = 1,775,151,203.86/54,874.46
  6. Step 6: Final answer
    x = 32,349.32

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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.