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Finding the Fourth Proportional to 8,913.42, 13,342.23 and 5,954.22

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Solution

The fourth proportional to 8,913.42, 13,342.23 and 5,954.22 is: 8,912.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,913.42 : 13,342.23 = 5,954.22 : x
  2. Step 2: Convert to fraction form
    8,913.42/13,342.23 = 5,954.22/x
  3. Step 3: Cross multiply
    8,913.42x = 13,342.23 × 5,954.22
  4. Step 4: Simplify right side
    8,913.42x = 79,442,572.71
  5. Step 5: Solve for x
    x = 79,442,572.71/8,913.42
  6. Step 6: Final answer
    x = 8,912.69

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