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Finding the Fourth Proportional to 15,234.35, 22,855.16 and 5,375.84

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Solution

The fourth proportional to 15,234.35, 22,855.16 and 5,375.84 is: 8,065.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234.35 : 22,855.16 = 5,375.84 : x
  2. Step 2: Convert to fraction form
    15,234.35/22,855.16 = 5,375.84/x
  3. Step 3: Cross multiply
    15,234.35x = 22,855.16 × 5,375.84
  4. Step 4: Simplify right side
    15,234.35x = 122,865,582.50
  5. Step 5: Solve for x
    x = 122,865,582.50/15,234.35
  6. Step 6: Final answer
    x = 8,065.04

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