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Finding the Fourth Proportional to 17,996.99, 27,008.34 and 8,004.42

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Solution

The fourth proportional to 17,996.99, 27,008.34 and 8,004.42 is: 12,012.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,996.99 : 27,008.34 = 8,004.42 : x
  2. Step 2: Convert to fraction form
    17,996.99/27,008.34 = 8,004.42/x
  3. Step 3: Cross multiply
    17,996.99x = 27,008.34 × 8,004.42
  4. Step 4: Simplify right side
    17,996.99x = 216,186,066.85
  5. Step 5: Solve for x
    x = 216,186,066.85/17,996.99
  6. Step 6: Final answer
    x = 12,012.35

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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.