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Finding the Fourth Proportional to 202,434.04, 279,355.80 and 111,787.75

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Solution

The fourth proportional to 202,434.04, 279,355.80 and 111,787.75 is: 154,265.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,434.04 : 279,355.80 = 111,787.75 : x
  2. Step 2: Convert to fraction form
    202,434.04/279,355.80 = 111,787.75/x
  3. Step 3: Cross multiply
    202,434.04x = 279,355.80 × 111,787.75
  4. Step 4: Simplify right side
    202,434.04x = 31,228,556,331.45
  5. Step 5: Solve for x
    x = 31,228,556,331.45/202,434.04
  6. Step 6: Final answer
    x = 154,265.34

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