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Finding the Fourth Proportional to 82,137.95, 123,162.96 and 25,201.83

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Solution

The fourth proportional to 82,137.95, 123,162.96 and 25,201.83 is: 37,789.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,137.95 : 123,162.96 = 25,201.83 : x
  2. Step 2: Convert to fraction form
    82,137.95/123,162.96 = 25,201.83/x
  3. Step 3: Cross multiply
    82,137.95x = 123,162.96 × 25,201.83
  4. Step 4: Simplify right side
    82,137.95x = 3,103,932,323.94
  5. Step 5: Solve for x
    x = 3,103,932,323.94/82,137.95
  6. Step 6: Final answer
    x = 37,789.26

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.