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Finding the Fourth Proportional to 78,204.92, 117,289.26 and 46,623.83

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Solution

The fourth proportional to 78,204.92, 117,289.26 and 46,623.83 is: 69,924.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,204.92 : 117,289.26 = 46,623.83 : x
  2. Step 2: Convert to fraction form
    78,204.92/117,289.26 = 46,623.83/x
  3. Step 3: Cross multiply
    78,204.92x = 117,289.26 × 46,623.83
  4. Step 4: Simplify right side
    78,204.92x = 5,468,473,932.62
  5. Step 5: Solve for x
    x = 5,468,473,932.62/78,204.92
  6. Step 6: Final answer
    x = 69,924.94

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