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Finding the Fourth Proportional to 33,333.61, 50,003.08 and 11,147.11

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Solution

The fourth proportional to 33,333.61, 50,003.08 and 11,147.11 is: 16,721.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,333.61 : 50,003.08 = 11,147.11 : x
  2. Step 2: Convert to fraction form
    33,333.61/50,003.08 = 11,147.11/x
  3. Step 3: Cross multiply
    33,333.61x = 50,003.08 × 11,147.11
  4. Step 4: Simplify right side
    33,333.61x = 557,389,833.10
  5. Step 5: Solve for x
    x = 557,389,833.10/33,333.61
  6. Step 6: Final answer
    x = 16,721.56

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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.