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Finding the Fourth Proportional to 33,393, 50,045.76 and 18,608.88

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Solution

The fourth proportional to 33,393, 50,045.76 and 18,608.88 is: 27,888.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,393 : 50,045.76 = 18,608.88 : x
  2. Step 2: Convert to fraction form
    33,393/50,045.76 = 18,608.88/x
  3. Step 3: Cross multiply
    33,393x = 50,045.76 × 18,608.88
  4. Step 4: Simplify right side
    33,393x = 931,295,542.35
  5. Step 5: Solve for x
    x = 931,295,542.35/33,393
  6. Step 6: Final answer
    x = 27,888.95

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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.