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Finding the Fourth Proportional to 61,708.60, 85,158.18 and 33,414.40

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Solution

The fourth proportional to 61,708.60, 85,158.18 and 33,414.40 is: 46,112.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,708.60 : 85,158.18 = 33,414.40 : x
  2. Step 2: Convert to fraction form
    61,708.60/85,158.18 = 33,414.40/x
  3. Step 3: Cross multiply
    61,708.60x = 85,158.18 × 33,414.40
  4. Step 4: Simplify right side
    61,708.60x = 2,845,509,489.79
  5. Step 5: Solve for x
    x = 2,845,509,489.79/61,708.60
  6. Step 6: Final answer
    x = 46,112.04

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