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Finding the Fourth Proportional to 16,852.85, 25,245.44 and 8,393.86

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Solution

The fourth proportional to 16,852.85, 25,245.44 and 8,393.86 is: 12,573.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,852.85 : 25,245.44 = 8,393.86 : x
  2. Step 2: Convert to fraction form
    16,852.85/25,245.44 = 8,393.86/x
  3. Step 3: Cross multiply
    16,852.85x = 25,245.44 × 8,393.86
  4. Step 4: Simplify right side
    16,852.85x = 211,906,689.00
  5. Step 5: Solve for x
    x = 211,906,689.00/16,852.85
  6. Step 6: Final answer
    x = 12,573.94

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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.