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Finding the Fourth Proportional to 229,212.82, 343,821.60 and 69,290.08

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Solution

The fourth proportional to 229,212.82, 343,821.60 and 69,290.08 is: 103,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,212.82 : 343,821.60 = 69,290.08 : x
  2. Step 2: Convert to fraction form
    229,212.82/343,821.60 = 69,290.08/x
  3. Step 3: Cross multiply
    229,212.82x = 343,821.60 × 69,290.08
  4. Step 4: Simplify right side
    229,212.82x = 23,823,426,169.73
  5. Step 5: Solve for x
    x = 23,823,426,169.73/229,212.82
  6. Step 6: Final answer
    x = 103,935.84

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