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Finding the Fourth Proportional to 33,889.70, 50,841.33 and 11,703.88

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Solution

The fourth proportional to 33,889.70, 50,841.33 and 11,703.88 is: 17,558.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,889.70 : 50,841.33 = 11,703.88 : x
  2. Step 2: Convert to fraction form
    33,889.70/50,841.33 = 11,703.88/x
  3. Step 3: Cross multiply
    33,889.70x = 50,841.33 × 11,703.88
  4. Step 4: Simplify right side
    33,889.70x = 595,040,825.36
  5. Step 5: Solve for x
    x = 595,040,825.36/33,889.70
  6. Step 6: Final answer
    x = 17,558.16

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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.