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Finding the Fourth Proportional to 52,247.88, 78,375.58 and 25,926.12

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Solution

The fourth proportional to 52,247.88, 78,375.58 and 25,926.12 is: 38,891.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,247.88 : 78,375.58 = 25,926.12 : x
  2. Step 2: Convert to fraction form
    52,247.88/78,375.58 = 25,926.12/x
  3. Step 3: Cross multiply
    52,247.88x = 78,375.58 × 25,926.12
  4. Step 4: Simplify right side
    52,247.88x = 2,031,974,692.15
  5. Step 5: Solve for x
    x = 2,031,974,692.15/52,247.88
  6. Step 6: Final answer
    x = 38,891.05

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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.