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Finding the Fourth Proportional to 61,647.90, 85,078.61 and 34,792.76

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Solution

The fourth proportional to 61,647.90, 85,078.61 and 34,792.76 is: 48,016.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,647.90 : 85,078.61 = 34,792.76 : x
  2. Step 2: Convert to fraction form
    61,647.90/85,078.61 = 34,792.76/x
  3. Step 3: Cross multiply
    61,647.90x = 85,078.61 × 34,792.76
  4. Step 4: Simplify right side
    61,647.90x = 2,960,119,059.51
  5. Step 5: Solve for x
    x = 2,960,119,059.51/61,647.90
  6. Step 6: Final answer
    x = 48,016.54

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