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Finding the Fourth Proportional to 8,929.92, 13,366.80 and 8,052.96

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Solution

The fourth proportional to 8,929.92, 13,366.80 and 8,052.96 is: 12,054.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929.92 : 13,366.80 = 8,052.96 : x
  2. Step 2: Convert to fraction form
    8,929.92/13,366.80 = 8,052.96/x
  3. Step 3: Cross multiply
    8,929.92x = 13,366.80 × 8,052.96
  4. Step 4: Simplify right side
    8,929.92x = 107,642,305.73
  5. Step 5: Solve for x
    x = 107,642,305.73/8,929.92
  6. Step 6: Final answer
    x = 12,054.12

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