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Finding the Fourth Proportional to 16,822.70, 25,234.05 and 8,053.10

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Solution

The fourth proportional to 16,822.70, 25,234.05 and 8,053.10 is: 12,079.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,822.70 : 25,234.05 = 8,053.10 : x
  2. Step 2: Convert to fraction form
    16,822.70/25,234.05 = 8,053.10/x
  3. Step 3: Cross multiply
    16,822.70x = 25,234.05 × 8,053.10
  4. Step 4: Simplify right side
    16,822.70x = 203,212,328.06
  5. Step 5: Solve for x
    x = 203,212,328.06/16,822.70
  6. Step 6: Final answer
    x = 12,079.65

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Similar ratio
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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.