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Finding the Fourth Proportional to 11,197.69, 16,796.54 and 7,950.00

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Solution

The fourth proportional to 11,197.69, 16,796.54 and 7,950.00 is: 11,924.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.69 : 16,796.54 = 7,950.00 : x
  2. Step 2: Convert to fraction form
    11,197.69/16,796.54 = 7,950.00/x
  3. Step 3: Cross multiply
    11,197.69x = 16,796.54 × 7,950.00
  4. Step 4: Simplify right side
    11,197.69x = 133,532,369.27
  5. Step 5: Solve for x
    x = 133,532,369.27/11,197.69
  6. Step 6: Final answer
    x = 11,924.99

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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.