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Finding the Fourth Proportional to 124,592.40, 186,912.90 and 49,699.80

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Solution

The fourth proportional to 124,592.40, 186,912.90 and 49,699.80 is: 74,559.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,592.40 : 186,912.90 = 49,699.80 : x
  2. Step 2: Convert to fraction form
    124,592.40/186,912.90 = 49,699.80/x
  3. Step 3: Cross multiply
    124,592.40x = 186,912.90 × 49,699.80
  4. Step 4: Simplify right side
    124,592.40x = 9,289,533,747.42
  5. Step 5: Solve for x
    x = 9,289,533,747.42/124,592.40
  6. Step 6: Final answer
    x = 74,559.39

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