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Finding the Fourth Proportional to 66,841.74, 100,254.78 and 26,859.11

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Solution

The fourth proportional to 66,841.74, 100,254.78 and 26,859.11 is: 40,285.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,841.74 : 100,254.78 = 26,859.11 : x
  2. Step 2: Convert to fraction form
    66,841.74/100,254.78 = 26,859.11/x
  3. Step 3: Cross multiply
    66,841.74x = 100,254.78 × 26,859.11
  4. Step 4: Simplify right side
    66,841.74x = 2,692,753,662.77
  5. Step 5: Solve for x
    x = 2,692,753,662.77/66,841.74
  6. Step 6: Final answer
    x = 40,285.51

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