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Finding the Fourth Proportional to 16,806.72, 25,200.36 and 8,029.56

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Solution

The fourth proportional to 16,806.72, 25,200.36 and 8,029.56 is: 12,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,806.72 : 25,200.36 = 8,029.56 : x
  2. Step 2: Convert to fraction form
    16,806.72/25,200.36 = 8,029.56/x
  3. Step 3: Cross multiply
    16,806.72x = 25,200.36 × 8,029.56
  4. Step 4: Simplify right side
    16,806.72x = 202,347,802.64
  5. Step 5: Solve for x
    x = 202,347,802.64/16,806.72
  6. Step 6: Final answer
    x = 12,039.70

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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.