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Finding the Fourth Proportional to 47,328.90, 70,845.68 and 34,863

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Solution

The fourth proportional to 47,328.90, 70,845.68 and 34,863 is: 52,185.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,328.90 : 70,845.68 = 34,863 : x
  2. Step 2: Convert to fraction form
    47,328.90/70,845.68 = 34,863/x
  3. Step 3: Cross multiply
    47,328.90x = 70,845.68 × 34,863
  4. Step 4: Simplify right side
    47,328.90x = 2,469,892,941.84
  5. Step 5: Solve for x
    x = 2,469,892,941.84/47,328.90
  6. Step 6: Final answer
    x = 52,185.72

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