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Finding the Fourth Proportional to 27,950.94, 41,926.44 and 7,174.44

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Solution

The fourth proportional to 27,950.94, 41,926.44 and 7,174.44 is: 10,761.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,950.94 : 41,926.44 = 7,174.44 : x
  2. Step 2: Convert to fraction form
    27,950.94/41,926.44 = 7,174.44/x
  3. Step 3: Cross multiply
    27,950.94x = 41,926.44 × 7,174.44
  4. Step 4: Simplify right side
    27,950.94x = 300,798,728.19
  5. Step 5: Solve for x
    x = 300,798,728.19/27,950.94
  6. Step 6: Final answer
    x = 10,761.67

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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.