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Finding the Fourth Proportional to 123,685.50, 170,686.08 and 67,097.10

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Solution

The fourth proportional to 123,685.50, 170,686.08 and 67,097.10 is: 92,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,685.50 : 170,686.08 = 67,097.10 : x
  2. Step 2: Convert to fraction form
    123,685.50/170,686.08 = 67,097.10/x
  3. Step 3: Cross multiply
    123,685.50x = 170,686.08 × 67,097.10
  4. Step 4: Simplify right side
    123,685.50x = 11,452,540,978.37
  5. Step 5: Solve for x
    x = 11,452,540,978.37/123,685.50
  6. Step 6: Final answer
    x = 92,594.05

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