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Finding the Fourth Proportional to 62,891.44, 86,826.02 and 41,699.36

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Solution

The fourth proportional to 62,891.44, 86,826.02 and 41,699.36 is: 57,568.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,891.44 : 86,826.02 = 41,699.36 : x
  2. Step 2: Convert to fraction form
    62,891.44/86,826.02 = 41,699.36/x
  3. Step 3: Cross multiply
    62,891.44x = 86,826.02 × 41,699.36
  4. Step 4: Simplify right side
    62,891.44x = 3,620,589,465.35
  5. Step 5: Solve for x
    x = 3,620,589,465.35/62,891.44
  6. Step 6: Final answer
    x = 57,568.88

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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.