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Finding the Fourth Proportional to 82,235.64, 123,353.01 and 19,906.14

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Solution

The fourth proportional to 82,235.64, 123,353.01 and 19,906.14 is: 29,859.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,235.64 : 123,353.01 = 19,906.14 : x
  2. Step 2: Convert to fraction form
    82,235.64/123,353.01 = 19,906.14/x
  3. Step 3: Cross multiply
    82,235.64x = 123,353.01 × 19,906.14
  4. Step 4: Simplify right side
    82,235.64x = 2,455,482,286.48
  5. Step 5: Solve for x
    x = 2,455,482,286.48/82,235.64
  6. Step 6: Final answer
    x = 29,859.10

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