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Finding the Fourth Proportional to 89,467.78, 123,468.30 and 49,184.62

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Solution

The fourth proportional to 89,467.78, 123,468.30 and 49,184.62 is: 67,876.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,467.78 : 123,468.30 = 49,184.62 : x
  2. Step 2: Convert to fraction form
    89,467.78/123,468.30 = 49,184.62/x
  3. Step 3: Cross multiply
    89,467.78x = 123,468.30 × 49,184.62
  4. Step 4: Simplify right side
    89,467.78x = 6,072,741,417.55
  5. Step 5: Solve for x
    x = 6,072,741,417.55/89,467.78
  6. Step 6: Final answer
    x = 67,876.29

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