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Finding the Fourth Proportional to 17,186.44, 25,779.90 and 4,874.44

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Solution

The fourth proportional to 17,186.44, 25,779.90 and 4,874.44 is: 7,311.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,186.44 : 25,779.90 = 4,874.44 : x
  2. Step 2: Convert to fraction form
    17,186.44/25,779.90 = 4,874.44/x
  3. Step 3: Cross multiply
    17,186.44x = 25,779.90 × 4,874.44
  4. Step 4: Simplify right side
    17,186.44x = 125,662,575.76
  5. Step 5: Solve for x
    x = 125,662,575.76/17,186.44
  6. Step 6: Final answer
    x = 7,311.73

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1.5x scale

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.