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Finding the Fourth Proportional to 5,711.58, 8,575.11 and 3,952.35

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Solution

The fourth proportional to 5,711.58, 8,575.11 and 3,952.35 is: 5,933.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.58 : 8,575.11 = 3,952.35 : x
  2. Step 2: Convert to fraction form
    5,711.58/8,575.11 = 3,952.35/x
  3. Step 3: Cross multiply
    5,711.58x = 8,575.11 × 3,952.35
  4. Step 4: Simplify right side
    5,711.58x = 33,891,836.01
  5. Step 5: Solve for x
    x = 33,891,836.01/5,711.58
  6. Step 6: Final answer
    x = 5,933.88

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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.