Home / 28,868.38-43,304.20-8,093.50

Finding the Fourth Proportional to 28,868.38, 43,304.20 and 8,093.50

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Solution

The fourth proportional to 28,868.38, 43,304.20 and 8,093.50 is: 12,140.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,868.38 : 43,304.20 = 8,093.50 : x
  2. Step 2: Convert to fraction form
    28,868.38/43,304.20 = 8,093.50/x
  3. Step 3: Cross multiply
    28,868.38x = 43,304.20 × 8,093.50
  4. Step 4: Simplify right side
    28,868.38x = 350,482,542.70
  5. Step 5: Solve for x
    x = 350,482,542.70/28,868.38
  6. Step 6: Final answer
    x = 12,140.71

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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.