Home / 133,286.28-199,939.72-44,540.10

Finding the Fourth Proportional to 133,286.28, 199,939.72 and 44,540.10

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Solution

The fourth proportional to 133,286.28, 199,939.72 and 44,540.10 is: 66,813.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,286.28 : 199,939.72 = 44,540.10 : x
  2. Step 2: Convert to fraction form
    133,286.28/199,939.72 = 44,540.10/x
  3. Step 3: Cross multiply
    133,286.28x = 199,939.72 × 44,540.10
  4. Step 4: Simplify right side
    133,286.28x = 8,905,335,122.77
  5. Step 5: Solve for x
    x = 8,905,335,122.77/133,286.28
  6. Step 6: Final answer
    x = 66,813.59

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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.