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Finding the Fourth Proportional to 17,080.05, 25,620.08 and 16,423.95

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Solution

The fourth proportional to 17,080.05, 25,620.08 and 16,423.95 is: 24,635.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,080.05 : 25,620.08 = 16,423.95 : x
  2. Step 2: Convert to fraction form
    17,080.05/25,620.08 = 16,423.95/x
  3. Step 3: Cross multiply
    17,080.05x = 25,620.08 × 16,423.95
  4. Step 4: Simplify right side
    17,080.05x = 420,782,830.80
  5. Step 5: Solve for x
    x = 420,782,830.80/17,080.05
  6. Step 6: Final answer
    x = 24,635.93

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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.