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Finding the Fourth Proportional to 47,672.52, 65,791.98 and 26,458.62

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Solution

The fourth proportional to 47,672.52, 65,791.98 and 26,458.62 is: 36,515.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,672.52 : 65,791.98 = 26,458.62 : x
  2. Step 2: Convert to fraction form
    47,672.52/65,791.98 = 26,458.62/x
  3. Step 3: Cross multiply
    47,672.52x = 65,791.98 × 26,458.62
  4. Step 4: Simplify right side
    47,672.52x = 1,740,764,997.87
  5. Step 5: Solve for x
    x = 1,740,764,997.87/47,672.52
  6. Step 6: Final answer
    x = 36,515.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.