Home / 54,523.85-81,654.53-36,940.37

Finding the Fourth Proportional to 54,523.85, 81,654.53 and 36,940.37

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Solution

The fourth proportional to 54,523.85, 81,654.53 and 36,940.37 is: 55,321.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,523.85 : 81,654.53 = 36,940.37 : x
  2. Step 2: Convert to fraction form
    54,523.85/81,654.53 = 36,940.37/x
  3. Step 3: Cross multiply
    54,523.85x = 81,654.53 × 36,940.37
  4. Step 4: Simplify right side
    54,523.85x = 3,016,347,957.40
  5. Step 5: Solve for x
    x = 3,016,347,957.40/54,523.85
  6. Step 6: Final answer
    x = 55,321.63

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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.