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Finding the Fourth Proportional to 33,311.07, 49,966.59 and 8,687.07

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Solution

The fourth proportional to 33,311.07, 49,966.59 and 8,687.07 is: 13,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,311.07 : 49,966.59 = 8,687.07 : x
  2. Step 2: Convert to fraction form
    33,311.07/49,966.59 = 8,687.07/x
  3. Step 3: Cross multiply
    33,311.07x = 49,966.59 × 8,687.07
  4. Step 4: Simplify right side
    33,311.07x = 434,063,264.99
  5. Step 5: Solve for x
    x = 434,063,264.99/33,311.07
  6. Step 6: Final answer
    x = 13,030.60

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