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Finding the Fourth Proportional to 47,375.52, 71,067.06 and 27,656.07

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Solution

The fourth proportional to 47,375.52, 71,067.06 and 27,656.07 is: 41,486.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,375.52 : 71,067.06 = 27,656.07 : x
  2. Step 2: Convert to fraction form
    47,375.52/71,067.06 = 27,656.07/x
  3. Step 3: Cross multiply
    47,375.52x = 71,067.06 × 27,656.07
  4. Step 4: Simplify right side
    47,375.52x = 1,965,435,586.05
  5. Step 5: Solve for x
    x = 1,965,435,586.05/47,375.52
  6. Step 6: Final answer
    x = 41,486.31

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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.