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Finding the Fourth Proportional to 85,365.46, 117,818.70 and 49,585.42

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Solution

The fourth proportional to 85,365.46, 117,818.70 and 49,585.42 is: 68,436.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,365.46 : 117,818.70 = 49,585.42 : x
  2. Step 2: Convert to fraction form
    85,365.46/117,818.70 = 49,585.42/x
  3. Step 3: Cross multiply
    85,365.46x = 117,818.70 × 49,585.42
  4. Step 4: Simplify right side
    85,365.46x = 5,842,089,723.35
  5. Step 5: Solve for x
    x = 5,842,089,723.35/85,365.46
  6. Step 6: Final answer
    x = 68,436.22

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