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Finding the Fourth Proportional to 107,718.40, 161,577.60 and 32,838.40

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Solution

The fourth proportional to 107,718.40, 161,577.60 and 32,838.40 is: 49,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,718.40 : 161,577.60 = 32,838.40 : x
  2. Step 2: Convert to fraction form
    107,718.40/161,577.60 = 32,838.40/x
  3. Step 3: Cross multiply
    107,718.40x = 161,577.60 × 32,838.40
  4. Step 4: Simplify right side
    107,718.40x = 5,305,949,859.84
  5. Step 5: Solve for x
    x = 5,305,949,859.84/107,718.40
  6. Step 6: Final answer
    x = 49,257.60

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