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Finding the Fourth Proportional to 68,270.16, 102,405.24 and 21,526.68

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Solution

The fourth proportional to 68,270.16, 102,405.24 and 21,526.68 is: 32,290.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,270.16 : 102,405.24 = 21,526.68 : x
  2. Step 2: Convert to fraction form
    68,270.16/102,405.24 = 21,526.68/x
  3. Step 3: Cross multiply
    68,270.16x = 102,405.24 × 21,526.68
  4. Step 4: Simplify right side
    68,270.16x = 2,204,444,831.80
  5. Step 5: Solve for x
    x = 2,204,444,831.80/68,270.16
  6. Step 6: Final answer
    x = 32,290.02

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