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Finding the Fourth Proportional to 56,951.82, 78,594.34 and 33,078.50

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Solution

The fourth proportional to 56,951.82, 78,594.34 and 33,078.50 is: 45,648.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,951.82 : 78,594.34 = 33,078.50 : x
  2. Step 2: Convert to fraction form
    56,951.82/78,594.34 = 33,078.50/x
  3. Step 3: Cross multiply
    56,951.82x = 78,594.34 × 33,078.50
  4. Step 4: Simplify right side
    56,951.82x = 2,599,782,875.69
  5. Step 5: Solve for x
    x = 2,599,782,875.69/56,951.82
  6. Step 6: Final answer
    x = 45,648.81

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