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Finding the Fourth Proportional to 22,043.99, 33,079.12 and 8,005.14

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Solution

The fourth proportional to 22,043.99, 33,079.12 and 8,005.14 is: 12,012.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,043.99 : 33,079.12 = 8,005.14 : x
  2. Step 2: Convert to fraction form
    22,043.99/33,079.12 = 8,005.14/x
  3. Step 3: Cross multiply
    22,043.99x = 33,079.12 × 8,005.14
  4. Step 4: Simplify right side
    22,043.99x = 264,802,966.66
  5. Step 5: Solve for x
    x = 264,802,966.66/22,043.99
  6. Step 6: Final answer
    x = 12,012.48

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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.