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Finding the Fourth Proportional to 156,016.20, 233,678.70 and 135,280.20

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Solution

The fourth proportional to 156,016.20, 233,678.70 and 135,280.20 is: 202,620.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,016.20 : 233,678.70 = 135,280.20 : x
  2. Step 2: Convert to fraction form
    156,016.20/233,678.70 = 135,280.20/x
  3. Step 3: Cross multiply
    156,016.20x = 233,678.70 × 135,280.20
  4. Step 4: Simplify right side
    156,016.20x = 31,612,101,271.74
  5. Step 5: Solve for x
    x = 31,612,101,271.74/156,016.20
  6. Step 6: Final answer
    x = 202,620.63

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