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Finding the Fourth Proportional to 219,562.14, 302,991.80 and 124,066.78

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Solution

The fourth proportional to 219,562.14, 302,991.80 and 124,066.78 is: 171,209.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,562.14 : 302,991.80 = 124,066.78 : x
  2. Step 2: Convert to fraction form
    219,562.14/302,991.80 = 124,066.78/x
  3. Step 3: Cross multiply
    219,562.14x = 302,991.80 × 124,066.78
  4. Step 4: Simplify right side
    219,562.14x = 37,591,216,992.40
  5. Step 5: Solve for x
    x = 37,591,216,992.40/219,562.14
  6. Step 6: Final answer
    x = 171,209.92

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