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Finding the Fourth Proportional to 33,166.56, 49,742.64 and 9,787.68

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Solution

The fourth proportional to 33,166.56, 49,742.64 and 9,787.68 is: 14,679.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,166.56 : 49,742.64 = 9,787.68 : x
  2. Step 2: Convert to fraction form
    33,166.56/49,742.64 = 9,787.68/x
  3. Step 3: Cross multiply
    33,166.56x = 49,742.64 × 9,787.68
  4. Step 4: Simplify right side
    33,166.56x = 486,865,042.68
  5. Step 5: Solve for x
    x = 486,865,042.68/33,166.56
  6. Step 6: Final answer
    x = 14,679.40

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