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Finding the Fourth Proportional to 107,078.72, 160,690.73 and 57,194.64

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Solution

The fourth proportional to 107,078.72, 160,690.73 and 57,194.64 is: 85,830.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,078.72 : 160,690.73 = 57,194.64 : x
  2. Step 2: Convert to fraction form
    107,078.72/160,690.73 = 57,194.64/x
  3. Step 3: Cross multiply
    107,078.72x = 160,690.73 × 57,194.64
  4. Step 4: Simplify right side
    107,078.72x = 9,190,648,167.71
  5. Step 5: Solve for x
    x = 9,190,648,167.71/107,078.72
  6. Step 6: Final answer
    x = 85,830.77

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