Home / 33,151.78-49,747.64-12,093.65

Finding the Fourth Proportional to 33,151.78, 49,747.64 and 12,093.65

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Solution

The fourth proportional to 33,151.78, 49,747.64 and 12,093.65 is: 18,147.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,151.78 : 49,747.64 = 12,093.65 : x
  2. Step 2: Convert to fraction form
    33,151.78/49,747.64 = 12,093.65/x
  3. Step 3: Cross multiply
    33,151.78x = 49,747.64 × 12,093.65
  4. Step 4: Simplify right side
    33,151.78x = 601,630,703.66
  5. Step 5: Solve for x
    x = 601,630,703.66/33,151.78
  6. Step 6: Final answer
    x = 18,147.76

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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.