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Finding the Fourth Proportional to 226,686.58, 312,835.90 and 124,716.48

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Solution

The fourth proportional to 226,686.58, 312,835.90 and 124,716.48 is: 172,113.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,686.58 : 312,835.90 = 124,716.48 : x
  2. Step 2: Convert to fraction form
    226,686.58/312,835.90 = 124,716.48/x
  3. Step 3: Cross multiply
    226,686.58x = 312,835.90 × 124,716.48
  4. Step 4: Simplify right side
    226,686.58x = 39,015,792,265.63
  5. Step 5: Solve for x
    x = 39,015,792,265.63/226,686.58
  6. Step 6: Final answer
    x = 172,113.37

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