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Finding the Fourth Proportional to 116,618.20, 174,524.10 and 69,904.60

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Solution

The fourth proportional to 116,618.20, 174,524.10 and 69,904.60 is: 104,615.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,618.20 : 174,524.10 = 69,904.60 : x
  2. Step 2: Convert to fraction form
    116,618.20/174,524.10 = 69,904.60/x
  3. Step 3: Cross multiply
    116,618.20x = 174,524.10 × 69,904.60
  4. Step 4: Simplify right side
    116,618.20x = 12,200,037,400.86
  5. Step 5: Solve for x
    x = 12,200,037,400.86/116,618.20
  6. Step 6: Final answer
    x = 104,615.21

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