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Finding the Fourth Proportional to 16,805.02, 25,213.02 and 8,040.62

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Solution

The fourth proportional to 16,805.02, 25,213.02 and 8,040.62 is: 12,063.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,805.02 : 25,213.02 = 8,040.62 : x
  2. Step 2: Convert to fraction form
    16,805.02/25,213.02 = 8,040.62/x
  3. Step 3: Cross multiply
    16,805.02x = 25,213.02 × 8,040.62
  4. Step 4: Simplify right side
    16,805.02x = 202,728,312.87
  5. Step 5: Solve for x
    x = 202,728,312.87/16,805.02
  6. Step 6: Final answer
    x = 12,063.56

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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.