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Finding the Fourth Proportional to 170,824.40, 256,236.60 and 161,147.60

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Solution

The fourth proportional to 170,824.40, 256,236.60 and 161,147.60 is: 241,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,824.40 : 256,236.60 = 161,147.60 : x
  2. Step 2: Convert to fraction form
    170,824.40/256,236.60 = 161,147.60/x
  3. Step 3: Cross multiply
    170,824.40x = 256,236.60 × 161,147.60
  4. Step 4: Simplify right side
    170,824.40x = 41,291,913,122.16
  5. Step 5: Solve for x
    x = 41,291,913,122.16/170,824.40
  6. Step 6: Final answer
    x = 241,721.40

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