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Finding the Fourth Proportional to 16,775.16, 25,150.54 and 6,910.96

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Solution

The fourth proportional to 16,775.16, 25,150.54 and 6,910.96 is: 10,361.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775.16 : 25,150.54 = 6,910.96 : x
  2. Step 2: Convert to fraction form
    16,775.16/25,150.54 = 6,910.96/x
  3. Step 3: Cross multiply
    16,775.16x = 25,150.54 × 6,910.96
  4. Step 4: Simplify right side
    16,775.16x = 173,814,375.92
  5. Step 5: Solve for x
    x = 173,814,375.92/16,775.16
  6. Step 6: Final answer
    x = 10,361.41

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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.