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Finding the Fourth Proportional to 33,658.98, 50,488.67 and 10,285.41

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Solution

The fourth proportional to 33,658.98, 50,488.67 and 10,285.41 is: 15,428.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,658.98 : 50,488.67 = 10,285.41 : x
  2. Step 2: Convert to fraction form
    33,658.98/50,488.67 = 10,285.41/x
  3. Step 3: Cross multiply
    33,658.98x = 50,488.67 × 10,285.41
  4. Step 4: Simplify right side
    33,658.98x = 519,296,619.88
  5. Step 5: Solve for x
    x = 519,296,619.88/33,658.98
  6. Step 6: Final answer
    x = 15,428.17

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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.