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Finding the Fourth Proportional to 33,599.64, 50,384.90 and 10,220.68

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Solution

The fourth proportional to 33,599.64, 50,384.90 and 10,220.68 is: 15,326.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,599.64 : 50,384.90 = 10,220.68 : x
  2. Step 2: Convert to fraction form
    33,599.64/50,384.90 = 10,220.68/x
  3. Step 3: Cross multiply
    33,599.64x = 50,384.90 × 10,220.68
  4. Step 4: Simplify right side
    33,599.64x = 514,967,939.73
  5. Step 5: Solve for x
    x = 514,967,939.73/33,599.64
  6. Step 6: Final answer
    x = 15,326.59

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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.