Home / 28,791.22-43,183.16-10,070.50

Finding the Fourth Proportional to 28,791.22, 43,183.16 and 10,070.50

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Solution

The fourth proportional to 28,791.22, 43,183.16 and 10,070.50 is: 15,104.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,791.22 : 43,183.16 = 10,070.50 : x
  2. Step 2: Convert to fraction form
    28,791.22/43,183.16 = 10,070.50/x
  3. Step 3: Cross multiply
    28,791.22x = 43,183.16 × 10,070.50
  4. Step 4: Simplify right side
    28,791.22x = 434,876,012.78
  5. Step 5: Solve for x
    x = 434,876,012.78/28,791.22
  6. Step 6: Final answer
    x = 15,104.47

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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.