Home / 54,489.22-81,733.30-32,286.61

Finding the Fourth Proportional to 54,489.22, 81,733.30 and 32,286.61

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Solution

The fourth proportional to 54,489.22, 81,733.30 and 32,286.61 is: 48,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,489.22 : 81,733.30 = 32,286.61 : x
  2. Step 2: Convert to fraction form
    54,489.22/81,733.30 = 32,286.61/x
  3. Step 3: Cross multiply
    54,489.22x = 81,733.30 × 32,286.61
  4. Step 4: Simplify right side
    54,489.22x = 2,638,890,896.06
  5. Step 5: Solve for x
    x = 2,638,890,896.06/54,489.22
  6. Step 6: Final answer
    x = 48,429.60

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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.