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Finding the Fourth Proportional to 63,105.80, 94,578.30 and 33,537.80

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Solution

The fourth proportional to 63,105.80, 94,578.30 and 33,537.80 is: 50,263.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,105.80 : 94,578.30 = 33,537.80 : x
  2. Step 2: Convert to fraction form
    63,105.80/94,578.30 = 33,537.80/x
  3. Step 3: Cross multiply
    63,105.80x = 94,578.30 × 33,537.80
  4. Step 4: Simplify right side
    63,105.80x = 3,171,948,109.74
  5. Step 5: Solve for x
    x = 3,171,948,109.74/63,105.80
  6. Step 6: Final answer
    x = 50,263.97

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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.