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Finding the Fourth Proportional to 16,697.54, 25,034.47 and 8,371.55

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Solution

The fourth proportional to 16,697.54, 25,034.47 and 8,371.55 is: 12,551.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,697.54 : 25,034.47 = 8,371.55 : x
  2. Step 2: Convert to fraction form
    16,697.54/25,034.47 = 8,371.55/x
  3. Step 3: Cross multiply
    16,697.54x = 25,034.47 × 8,371.55
  4. Step 4: Simplify right side
    16,697.54x = 209,577,358.99
  5. Step 5: Solve for x
    x = 209,577,358.99/16,697.54
  6. Step 6: Final answer
    x = 12,551.39

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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.