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Finding the Fourth Proportional to 72,981.83, 100,692.14 and 41,144.58

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Solution

The fourth proportional to 72,981.83, 100,692.14 and 41,144.58 is: 56,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,981.83 : 100,692.14 = 41,144.58 : x
  2. Step 2: Convert to fraction form
    72,981.83/100,692.14 = 41,144.58/x
  3. Step 3: Cross multiply
    72,981.83x = 100,692.14 × 41,144.58
  4. Step 4: Simplify right side
    72,981.83x = 4,142,935,603.88
  5. Step 5: Solve for x
    x = 4,142,935,603.88/72,981.83
  6. Step 6: Final answer
    x = 56,766.67

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