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Finding the Fourth Proportional to 96,530.80, 144,796.20 and 89,532.40

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Solution

The fourth proportional to 96,530.80, 144,796.20 and 89,532.40 is: 134,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,530.80 : 144,796.20 = 89,532.40 : x
  2. Step 2: Convert to fraction form
    96,530.80/144,796.20 = 89,532.40/x
  3. Step 3: Cross multiply
    96,530.80x = 144,796.20 × 89,532.40
  4. Step 4: Simplify right side
    96,530.80x = 12,963,951,296.88
  5. Step 5: Solve for x
    x = 12,963,951,296.88/96,530.80
  6. Step 6: Final answer
    x = 134,298.60

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