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Finding the Fourth Proportional to 226,539.61, 312,631.46 and 124,559.80

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Solution

The fourth proportional to 226,539.61, 312,631.46 and 124,559.80 is: 171,896.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,539.61 : 312,631.46 = 124,559.80 : x
  2. Step 2: Convert to fraction form
    226,539.61/312,631.46 = 124,559.80/x
  3. Step 3: Cross multiply
    226,539.61x = 312,631.46 × 124,559.80
  4. Step 4: Simplify right side
    226,539.61x = 38,941,312,131.31
  5. Step 5: Solve for x
    x = 38,941,312,131.31/226,539.61
  6. Step 6: Final answer
    x = 171,896.26

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