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Finding the Fourth Proportional to 49,958.39, 68,940.39 and 27,296.31

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Solution

The fourth proportional to 49,958.39, 68,940.39 and 27,296.31 is: 37,667.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,958.39 : 68,940.39 = 27,296.31 : x
  2. Step 2: Convert to fraction form
    49,958.39/68,940.39 = 27,296.31/x
  3. Step 3: Cross multiply
    49,958.39x = 68,940.39 × 27,296.31
  4. Step 4: Simplify right side
    49,958.39x = 1,881,818,256.96
  5. Step 5: Solve for x
    x = 1,881,818,256.96/49,958.39
  6. Step 6: Final answer
    x = 37,667.72

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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.