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Finding the Fourth Proportional to 40,994.32, 61,560.60 and 38,889.94

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Solution

The fourth proportional to 40,994.32, 61,560.60 and 38,889.94 is: 58,400.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,994.32 : 61,560.60 = 38,889.94 : x
  2. Step 2: Convert to fraction form
    40,994.32/61,560.60 = 38,889.94/x
  3. Step 3: Cross multiply
    40,994.32x = 61,560.60 × 38,889.94
  4. Step 4: Simplify right side
    40,994.32x = 2,394,088,040.36
  5. Step 5: Solve for x
    x = 2,394,088,040.36/40,994.32
  6. Step 6: Final answer
    x = 58,400.48

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