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Finding the Fourth Proportional to 57,732.40, 86,598.60 and 48,401.20

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Solution

The fourth proportional to 57,732.40, 86,598.60 and 48,401.20 is: 72,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,732.40 : 86,598.60 = 48,401.20 : x
  2. Step 2: Convert to fraction form
    57,732.40/86,598.60 = 48,401.20/x
  3. Step 3: Cross multiply
    57,732.40x = 86,598.60 × 48,401.20
  4. Step 4: Simplify right side
    57,732.40x = 4,191,476,158.32
  5. Step 5: Solve for x
    x = 4,191,476,158.32/57,732.40
  6. Step 6: Final answer
    x = 72,601.80

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