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Finding the Fourth Proportional to 17,684.80, 26,527.20 and 7,290.88

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Solution

The fourth proportional to 17,684.80, 26,527.20 and 7,290.88 is: 10,936.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,684.80 : 26,527.20 = 7,290.88 : x
  2. Step 2: Convert to fraction form
    17,684.80/26,527.20 = 7,290.88/x
  3. Step 3: Cross multiply
    17,684.80x = 26,527.20 × 7,290.88
  4. Step 4: Simplify right side
    17,684.80x = 193,406,631.94
  5. Step 5: Solve for x
    x = 193,406,631.94/17,684.80
  6. Step 6: Final answer
    x = 10,936.32

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