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Finding the Fourth Proportional to 104,862.20, 156,986.10 and 92,574.20

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Solution

The fourth proportional to 104,862.20, 156,986.10 and 92,574.20 is: 138,590.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,862.20 : 156,986.10 = 92,574.20 : x
  2. Step 2: Convert to fraction form
    104,862.20/156,986.10 = 92,574.20/x
  3. Step 3: Cross multiply
    104,862.20x = 156,986.10 × 92,574.20
  4. Step 4: Simplify right side
    104,862.20x = 14,532,862,618.62
  5. Step 5: Solve for x
    x = 14,532,862,618.62/104,862.20
  6. Step 6: Final answer
    x = 138,590.10

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