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Finding the Fourth Proportional to 53,690.99, 80,530.22 and 14,251.16

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Solution

The fourth proportional to 53,690.99, 80,530.22 and 14,251.16 is: 21,375.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,690.99 : 80,530.22 = 14,251.16 : x
  2. Step 2: Convert to fraction form
    53,690.99/80,530.22 = 14,251.16/x
  3. Step 3: Cross multiply
    53,690.99x = 80,530.22 × 14,251.16
  4. Step 4: Simplify right side
    53,690.99x = 1,147,649,287.01
  5. Step 5: Solve for x
    x = 1,147,649,287.01/53,690.99
  6. Step 6: Final answer
    x = 21,375.08

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