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Finding the Fourth Proportional to 77,518.52, 116,278.23 and 27,600.55

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Solution

The fourth proportional to 77,518.52, 116,278.23 and 27,600.55 is: 41,400.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,518.52 : 116,278.23 = 27,600.55 : x
  2. Step 2: Convert to fraction form
    77,518.52/116,278.23 = 27,600.55/x
  3. Step 3: Cross multiply
    77,518.52x = 116,278.23 × 27,600.55
  4. Step 4: Simplify right side
    77,518.52x = 3,209,342,913.83
  5. Step 5: Solve for x
    x = 3,209,342,913.83/77,518.52
  6. Step 6: Final answer
    x = 41,400.98

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