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Finding the Fourth Proportional to 16,773.55, 25,163.98 and 5,087.68

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Solution

The fourth proportional to 16,773.55, 25,163.98 and 5,087.68 is: 7,632.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,773.55 : 25,163.98 = 5,087.68 : x
  2. Step 2: Convert to fraction form
    16,773.55/25,163.98 = 5,087.68/x
  3. Step 3: Cross multiply
    16,773.55x = 25,163.98 × 5,087.68
  4. Step 4: Simplify right side
    16,773.55x = 128,026,202.14
  5. Step 5: Solve for x
    x = 128,026,202.14/16,773.55
  6. Step 6: Final answer
    x = 7,632.63

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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.