Home / 54,540.46-81,784.50-32,356.72

Finding the Fourth Proportional to 54,540.46, 81,784.50 and 32,356.72

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Solution

The fourth proportional to 54,540.46, 81,784.50 and 32,356.72 is: 48,519.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,540.46 : 81,784.50 = 32,356.72 : x
  2. Step 2: Convert to fraction form
    54,540.46/81,784.50 = 32,356.72/x
  3. Step 3: Cross multiply
    54,540.46x = 81,784.50 × 32,356.72
  4. Step 4: Simplify right side
    54,540.46x = 2,646,278,166.84
  5. Step 5: Solve for x
    x = 2,646,278,166.84/54,540.46
  6. Step 6: Final answer
    x = 48,519.54

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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.