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Finding the Fourth Proportional to 30,961.82, 42,727.82 and 17,532.72

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Solution

The fourth proportional to 30,961.82, 42,727.82 and 17,532.72 is: 24,195.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,961.82 : 42,727.82 = 17,532.72 : x
  2. Step 2: Convert to fraction form
    30,961.82/42,727.82 = 17,532.72/x
  3. Step 3: Cross multiply
    30,961.82x = 42,727.82 × 17,532.72
  4. Step 4: Simplify right side
    30,961.82x = 749,134,816.61
  5. Step 5: Solve for x
    x = 749,134,816.61/30,961.82
  6. Step 6: Final answer
    x = 24,195.44

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