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Finding the Fourth Proportional to 203,109.80, 304,448.70 and 97,860.20

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Solution

The fourth proportional to 203,109.80, 304,448.70 and 97,860.20 is: 146,686.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,109.80 : 304,448.70 = 97,860.20 : x
  2. Step 2: Convert to fraction form
    203,109.80/304,448.70 = 97,860.20/x
  3. Step 3: Cross multiply
    203,109.80x = 304,448.70 × 97,860.20
  4. Step 4: Simplify right side
    203,109.80x = 29,793,410,671.74
  5. Step 5: Solve for x
    x = 29,793,410,671.74/203,109.80
  6. Step 6: Final answer
    x = 146,686.23

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