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Finding the Fourth Proportional to 156,963.60, 235,445.40 and 112,496.40

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Solution

The fourth proportional to 156,963.60, 235,445.40 and 112,496.40 is: 168,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,963.60 : 235,445.40 = 112,496.40 : x
  2. Step 2: Convert to fraction form
    156,963.60/235,445.40 = 112,496.40/x
  3. Step 3: Cross multiply
    156,963.60x = 235,445.40 × 112,496.40
  4. Step 4: Simplify right side
    156,963.60x = 26,486,759,896.56
  5. Step 5: Solve for x
    x = 26,486,759,896.56/156,963.60
  6. Step 6: Final answer
    x = 168,744.60

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