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Finding the Fourth Proportional to 17,318.16, 25,980.30 and 5,629.32

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Solution

The fourth proportional to 17,318.16, 25,980.30 and 5,629.32 is: 8,444.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,318.16 : 25,980.30 = 5,629.32 : x
  2. Step 2: Convert to fraction form
    17,318.16/25,980.30 = 5,629.32/x
  3. Step 3: Cross multiply
    17,318.16x = 25,980.30 × 5,629.32
  4. Step 4: Simplify right side
    17,318.16x = 146,251,422.40
  5. Step 5: Solve for x
    x = 146,251,422.40/17,318.16
  6. Step 6: Final answer
    x = 8,444.97

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