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Finding the Fourth Proportional to 216,696.15, 299,033.45 and 119,900.19

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Solution

The fourth proportional to 216,696.15, 299,033.45 and 119,900.19 is: 165,458.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,696.15 : 299,033.45 = 119,900.19 : x
  2. Step 2: Convert to fraction form
    216,696.15/299,033.45 = 119,900.19/x
  3. Step 3: Cross multiply
    216,696.15x = 299,033.45 × 119,900.19
  4. Step 4: Simplify right side
    216,696.15x = 35,854,167,471.36
  5. Step 5: Solve for x
    x = 35,854,167,471.36/216,696.15
  6. Step 6: Final answer
    x = 165,458.26

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