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Finding the Fourth Proportional to 62,940, 94,447.05 and 27,879.96

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Solution

The fourth proportional to 62,940, 94,447.05 and 27,879.96 is: 41,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,940 : 94,447.05 = 27,879.96 : x
  2. Step 2: Convert to fraction form
    62,940/94,447.05 = 27,879.96/x
  3. Step 3: Cross multiply
    62,940x = 94,447.05 × 27,879.96
  4. Step 4: Simplify right side
    62,940x = 2,633,179,976.12
  5. Step 5: Solve for x
    x = 2,633,179,976.12/62,940
  6. Step 6: Final answer
    x = 41,836.35

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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.