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Finding the Fourth Proportional to 11,950.59, 16,489.11 and 6,914.67

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Solution

The fourth proportional to 11,950.59, 16,489.11 and 6,914.67 is: 9,540.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,950.59 : 16,489.11 = 6,914.67 : x
  2. Step 2: Convert to fraction form
    11,950.59/16,489.11 = 6,914.67/x
  3. Step 3: Cross multiply
    11,950.59x = 16,489.11 × 6,914.67
  4. Step 4: Simplify right side
    11,950.59x = 114,016,754.24
  5. Step 5: Solve for x
    x = 114,016,754.24/11,950.59
  6. Step 6: Final answer
    x = 9,540.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.