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Finding the Fourth Proportional to 8,931.82, 12,332.29 and 5,954.66

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Solution

The fourth proportional to 8,931.82, 12,332.29 and 5,954.66 is: 8,221.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931.82 : 12,332.29 = 5,954.66 : x
  2. Step 2: Convert to fraction form
    8,931.82/12,332.29 = 5,954.66/x
  3. Step 3: Cross multiply
    8,931.82x = 12,332.29 × 5,954.66
  4. Step 4: Simplify right side
    8,931.82x = 73,434,593.97
  5. Step 5: Solve for x
    x = 73,434,593.97/8,931.82
  6. Step 6: Final answer
    x = 8,221.68

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