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Finding the Fourth Proportional to 9,281.52, 13,900.42 and 7,184.74

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Solution

The fourth proportional to 9,281.52, 13,900.42 and 7,184.74 is: 10,760.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,281.52 : 13,900.42 = 7,184.74 : x
  2. Step 2: Convert to fraction form
    9,281.52/13,900.42 = 7,184.74/x
  3. Step 3: Cross multiply
    9,281.52x = 13,900.42 × 7,184.74
  4. Step 4: Simplify right side
    9,281.52x = 99,870,903.59
  5. Step 5: Solve for x
    x = 99,870,903.59/9,281.52
  6. Step 6: Final answer
    x = 10,760.19

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