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Finding the Fourth Proportional to 37,988.90, 56,983.37 and 9,908.92

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Solution

The fourth proportional to 37,988.90, 56,983.37 and 9,908.92 is: 14,863.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,988.90 : 56,983.37 = 9,908.92 : x
  2. Step 2: Convert to fraction form
    37,988.90/56,983.37 = 9,908.92/x
  3. Step 3: Cross multiply
    37,988.90x = 56,983.37 × 9,908.92
  4. Step 4: Simplify right side
    37,988.90x = 564,643,355.81
  5. Step 5: Solve for x
    x = 564,643,355.81/37,988.90
  6. Step 6: Final answer
    x = 14,863.38

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