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Finding the Fourth Proportional to 47,891.52, 71,837.28 and 16,727.04

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Solution

The fourth proportional to 47,891.52, 71,837.28 and 16,727.04 is: 25,090.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,891.52 : 71,837.28 = 16,727.04 : x
  2. Step 2: Convert to fraction form
    47,891.52/71,837.28 = 16,727.04/x
  3. Step 3: Cross multiply
    47,891.52x = 71,837.28 × 16,727.04
  4. Step 4: Simplify right side
    47,891.52x = 1,201,625,056.05
  5. Step 5: Solve for x
    x = 1,201,625,056.05/47,891.52
  6. Step 6: Final answer
    x = 25,090.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.