Home / 28,819.08-43,229.42-8,042.56

Finding the Fourth Proportional to 28,819.08, 43,229.42 and 8,042.56

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Solution

The fourth proportional to 28,819.08, 43,229.42 and 8,042.56 is: 12,064.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,819.08 : 43,229.42 = 8,042.56 : x
  2. Step 2: Convert to fraction form
    28,819.08/43,229.42 = 8,042.56/x
  3. Step 3: Cross multiply
    28,819.08x = 43,229.42 × 8,042.56
  4. Step 4: Simplify right side
    28,819.08x = 347,675,204.12
  5. Step 5: Solve for x
    x = 347,675,204.12/28,819.08
  6. Step 6: Final answer
    x = 12,064.06

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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.