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Finding the Fourth Proportional to 31,454.06, 47,164.76 and 9,264.51

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Solution

The fourth proportional to 31,454.06, 47,164.76 and 9,264.51 is: 13,891.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,454.06 : 47,164.76 = 9,264.51 : x
  2. Step 2: Convert to fraction form
    31,454.06/47,164.76 = 9,264.51/x
  3. Step 3: Cross multiply
    31,454.06x = 47,164.76 × 9,264.51
  4. Step 4: Simplify right side
    31,454.06x = 436,958,344.35
  5. Step 5: Solve for x
    x = 436,958,344.35/31,454.06
  6. Step 6: Final answer
    x = 13,891.96

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