Home / 54,043.25-74,576.58-30,171.44

Finding the Fourth Proportional to 54,043.25, 74,576.58 and 30,171.44

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Solution

The fourth proportional to 54,043.25, 74,576.58 and 30,171.44 is: 41,634.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,043.25 : 74,576.58 = 30,171.44 : x
  2. Step 2: Convert to fraction form
    54,043.25/74,576.58 = 30,171.44/x
  3. Step 3: Cross multiply
    54,043.25x = 74,576.58 × 30,171.44
  4. Step 4: Simplify right side
    54,043.25x = 2,250,082,435.99
  5. Step 5: Solve for x
    x = 2,250,082,435.99/54,043.25
  6. Step 6: Final answer
    x = 41,634.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.