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Finding the Fourth Proportional to 47,170.72, 65,068.56 and 29,476

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Solution

The fourth proportional to 47,170.72, 65,068.56 and 29,476 is: 40,659.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,170.72 : 65,068.56 = 29,476 : x
  2. Step 2: Convert to fraction form
    47,170.72/65,068.56 = 29,476/x
  3. Step 3: Cross multiply
    47,170.72x = 65,068.56 × 29,476
  4. Step 4: Simplify right side
    47,170.72x = 1,917,960,874.56
  5. Step 5: Solve for x
    x = 1,917,960,874.56/47,170.72
  6. Step 6: Final answer
    x = 40,659.99

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