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Finding the Fourth Proportional to 49,342.50, 68,092.92 and 26,986.50

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Solution

The fourth proportional to 49,342.50, 68,092.92 and 26,986.50 is: 37,241.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,342.50 : 68,092.92 = 26,986.50 : x
  2. Step 2: Convert to fraction form
    49,342.50/68,092.92 = 26,986.50/x
  3. Step 3: Cross multiply
    49,342.50x = 68,092.92 × 26,986.50
  4. Step 4: Simplify right side
    49,342.50x = 1,837,589,585.58
  5. Step 5: Solve for x
    x = 1,837,589,585.58/49,342.50
  6. Step 6: Final answer
    x = 37,241.52

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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.