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Finding the Fourth Proportional to 67,980.90, 101,981.73 and 34,682.82

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Solution

The fourth proportional to 67,980.90, 101,981.73 and 34,682.82 is: 52,029.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,980.90 : 101,981.73 = 34,682.82 : x
  2. Step 2: Convert to fraction form
    67,980.90/101,981.73 = 34,682.82/x
  3. Step 3: Cross multiply
    67,980.90x = 101,981.73 × 34,682.82
  4. Step 4: Simplify right side
    67,980.90x = 3,537,013,732.51
  5. Step 5: Solve for x
    x = 3,537,013,732.51/67,980.90
  6. Step 6: Final answer
    x = 52,029.52

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