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Finding the Fourth Proportional to 49,678.73, 74,499.87 and 16,388.95

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Solution

The fourth proportional to 49,678.73, 74,499.87 and 16,388.95 is: 24,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,678.73 : 74,499.87 = 16,388.95 : x
  2. Step 2: Convert to fraction form
    49,678.73/74,499.87 = 16,388.95/x
  3. Step 3: Cross multiply
    49,678.73x = 74,499.87 × 16,388.95
  4. Step 4: Simplify right side
    49,678.73x = 1,220,974,567.14
  5. Step 5: Solve for x
    x = 1,220,974,567.14/49,678.73
  6. Step 6: Final answer
    x = 24,577.41

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