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Finding the Fourth Proportional to 30,732.82, 42,411.14 and 17,304.18

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Solution

The fourth proportional to 30,732.82, 42,411.14 and 17,304.18 is: 23,879.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,732.82 : 42,411.14 = 17,304.18 : x
  2. Step 2: Convert to fraction form
    30,732.82/42,411.14 = 17,304.18/x
  3. Step 3: Cross multiply
    30,732.82x = 42,411.14 × 17,304.18
  4. Step 4: Simplify right side
    30,732.82x = 733,890,155.79
  5. Step 5: Solve for x
    x = 733,890,155.79/30,732.82
  6. Step 6: Final answer
    x = 23,879.69

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