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Finding the Fourth Proportional to 15,850.72, 23,797.92 and 8,064.96

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Solution

The fourth proportional to 15,850.72, 23,797.92 and 8,064.96 is: 12,108.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,850.72 : 23,797.92 = 8,064.96 : x
  2. Step 2: Convert to fraction form
    15,850.72/23,797.92 = 8,064.96/x
  3. Step 3: Cross multiply
    15,850.72x = 23,797.92 × 8,064.96
  4. Step 4: Simplify right side
    15,850.72x = 191,929,272.88
  5. Step 5: Solve for x
    x = 191,929,272.88/15,850.72
  6. Step 6: Final answer
    x = 12,108.55

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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.