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Finding the Fourth Proportional to 164,397.72, 226,869.18 and 91,800.24

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Solution

The fourth proportional to 164,397.72, 226,869.18 and 91,800.24 is: 126,684.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,397.72 : 226,869.18 = 91,800.24 : x
  2. Step 2: Convert to fraction form
    164,397.72/226,869.18 = 91,800.24/x
  3. Step 3: Cross multiply
    164,397.72x = 226,869.18 × 91,800.24
  4. Step 4: Simplify right side
    164,397.72x = 20,826,645,172.60
  5. Step 5: Solve for x
    x = 20,826,645,172.60/164,397.72
  6. Step 6: Final answer
    x = 126,684.51

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