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Finding the Fourth Proportional to 48,230.70, 72,302.85 and 31,598.70

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Solution

The fourth proportional to 48,230.70, 72,302.85 and 31,598.70 is: 47,369.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,230.70 : 72,302.85 = 31,598.70 : x
  2. Step 2: Convert to fraction form
    48,230.70/72,302.85 = 31,598.70/x
  3. Step 3: Cross multiply
    48,230.70x = 72,302.85 × 31,598.70
  4. Step 4: Simplify right side
    48,230.70x = 2,284,676,066.30
  5. Step 5: Solve for x
    x = 2,284,676,066.30/48,230.70
  6. Step 6: Final answer
    x = 47,369.75

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