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Finding the Fourth Proportional to 99,295.83, 137,029.55 and 53,974.49

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Solution

The fourth proportional to 99,295.83, 137,029.55 and 53,974.49 is: 74,485.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,295.83 : 137,029.55 = 53,974.49 : x
  2. Step 2: Convert to fraction form
    99,295.83/137,029.55 = 53,974.49/x
  3. Step 3: Cross multiply
    99,295.83x = 137,029.55 × 53,974.49
  4. Step 4: Simplify right side
    99,295.83x = 7,396,099,121.16
  5. Step 5: Solve for x
    x = 7,396,099,121.16/99,295.83
  6. Step 6: Final answer
    x = 74,485.50

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