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Finding the Fourth Proportional to 156,952.80, 235,429.20 and 109,713.60

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Solution

The fourth proportional to 156,952.80, 235,429.20 and 109,713.60 is: 164,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,952.80 : 235,429.20 = 109,713.60 : x
  2. Step 2: Convert to fraction form
    156,952.80/235,429.20 = 109,713.60/x
  3. Step 3: Cross multiply
    156,952.80x = 235,429.20 × 109,713.60
  4. Step 4: Simplify right side
    156,952.80x = 25,829,785,077.12
  5. Step 5: Solve for x
    x = 25,829,785,077.12/156,952.80
  6. Step 6: Final answer
    x = 164,570.40

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