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Finding the Fourth Proportional to 165,831.52, 248,786.16 and 65,997.76

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Solution

The fourth proportional to 165,831.52, 248,786.16 and 65,997.76 is: 99,012.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,831.52 : 248,786.16 = 65,997.76 : x
  2. Step 2: Convert to fraction form
    165,831.52/248,786.16 = 65,997.76/x
  3. Step 3: Cross multiply
    165,831.52x = 248,786.16 × 65,997.76
  4. Step 4: Simplify right side
    165,831.52x = 16,419,329,279.00
  5. Step 5: Solve for x
    x = 16,419,329,279.00/165,831.52
  6. Step 6: Final answer
    x = 99,012.11

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