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Finding the Fourth Proportional to 77,627.52, 116,266.08 and 54,357.84

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Solution

The fourth proportional to 77,627.52, 116,266.08 and 54,357.84 is: 81,414.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,627.52 : 116,266.08 = 54,357.84 : x
  2. Step 2: Convert to fraction form
    77,627.52/116,266.08 = 54,357.84/x
  3. Step 3: Cross multiply
    77,627.52x = 116,266.08 × 54,357.84
  4. Step 4: Simplify right side
    77,627.52x = 6,319,972,974.07
  5. Step 5: Solve for x
    x = 6,319,972,974.07/77,627.52
  6. Step 6: Final answer
    x = 81,414.08

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