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Finding the Fourth Proportional to 137,092.33, 189,186.11 and 76,662.28

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Solution

The fourth proportional to 137,092.33, 189,186.11 and 76,662.28 is: 105,793.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,092.33 : 189,186.11 = 76,662.28 : x
  2. Step 2: Convert to fraction form
    137,092.33/189,186.11 = 76,662.28/x
  3. Step 3: Cross multiply
    137,092.33x = 189,186.11 × 76,662.28
  4. Step 4: Simplify right side
    137,092.33x = 14,503,438,536.93
  5. Step 5: Solve for x
    x = 14,503,438,536.93/137,092.33
  6. Step 6: Final answer
    x = 105,793.22

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