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Finding the Fourth Proportional to 16,997.41, 25,487.35 and 7,629.39

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Solution

The fourth proportional to 16,997.41, 25,487.35 and 7,629.39 is: 11,440.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,997.41 : 25,487.35 = 7,629.39 : x
  2. Step 2: Convert to fraction form
    16,997.41/25,487.35 = 7,629.39/x
  3. Step 3: Cross multiply
    16,997.41x = 25,487.35 × 7,629.39
  4. Step 4: Simplify right side
    16,997.41x = 194,452,895.07
  5. Step 5: Solve for x
    x = 194,452,895.07/16,997.41
  6. Step 6: Final answer
    x = 11,440.15

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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.