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Finding the Fourth Proportional to 14,674.83, 21,999.09 and 5,312.66

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Solution

The fourth proportional to 14,674.83, 21,999.09 and 5,312.66 is: 7,964.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674.83 : 21,999.09 = 5,312.66 : x
  2. Step 2: Convert to fraction form
    14,674.83/21,999.09 = 5,312.66/x
  3. Step 3: Cross multiply
    14,674.83x = 21,999.09 × 5,312.66
  4. Step 4: Simplify right side
    14,674.83x = 116,873,575.48
  5. Step 5: Solve for x
    x = 116,873,575.48/14,674.83
  6. Step 6: Final answer
    x = 7,964.22

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