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Finding the Fourth Proportional to 77,662.94, 116,471.84 and 30,267.48

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Solution

The fourth proportional to 77,662.94, 116,471.84 and 30,267.48 is: 45,392.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,662.94 : 116,471.84 = 30,267.48 : x
  2. Step 2: Convert to fraction form
    77,662.94/116,471.84 = 30,267.48/x
  3. Step 3: Cross multiply
    77,662.94x = 116,471.84 × 30,267.48
  4. Step 4: Simplify right side
    77,662.94x = 3,525,309,087.76
  5. Step 5: Solve for x
    x = 3,525,309,087.76/77,662.94
  6. Step 6: Final answer
    x = 45,392.42

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