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Finding the Fourth Proportional to 89,047.62, 133,620.62 and 49,626.95

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Solution

The fourth proportional to 89,047.62, 133,620.62 and 49,626.95 is: 74,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,047.62 : 133,620.62 = 49,626.95 : x
  2. Step 2: Convert to fraction form
    89,047.62/133,620.62 = 49,626.95/x
  3. Step 3: Cross multiply
    89,047.62x = 133,620.62 × 49,626.95
  4. Step 4: Simplify right side
    89,047.62x = 6,631,182,911.47
  5. Step 5: Solve for x
    x = 6,631,182,911.47/89,047.62
  6. Step 6: Final answer
    x = 74,467.83

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