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Finding the Fourth Proportional to 60,784.24, 91,179.60 and 19,228

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Solution

The fourth proportional to 60,784.24, 91,179.60 and 19,228 is: 28,843.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,784.24 : 91,179.60 = 19,228 : x
  2. Step 2: Convert to fraction form
    60,784.24/91,179.60 = 19,228/x
  3. Step 3: Cross multiply
    60,784.24x = 91,179.60 × 19,228
  4. Step 4: Simplify right side
    60,784.24x = 1,753,201,348.80
  5. Step 5: Solve for x
    x = 1,753,201,348.80/60,784.24
  6. Step 6: Final answer
    x = 28,843.02

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