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Finding the Fourth Proportional to 216,764.26, 299,235.11 and 126,087.19

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Solution

The fourth proportional to 216,764.26, 299,235.11 and 126,087.19 is: 174,058.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,764.26 : 299,235.11 = 126,087.19 : x
  2. Step 2: Convert to fraction form
    216,764.26/299,235.11 = 126,087.19/x
  3. Step 3: Cross multiply
    216,764.26x = 299,235.11 × 126,087.19
  4. Step 4: Simplify right side
    216,764.26x = 37,729,712,790.72
  5. Step 5: Solve for x
    x = 37,729,712,790.72/216,764.26
  6. Step 6: Final answer
    x = 174,058.74

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