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Finding the Fourth Proportional to 33,890.98, 50,870.88 and 16,375.54

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Solution

The fourth proportional to 33,890.98, 50,870.88 and 16,375.54 is: 24,579.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,890.98 : 50,870.88 = 16,375.54 : x
  2. Step 2: Convert to fraction form
    33,890.98/50,870.88 = 16,375.54/x
  3. Step 3: Cross multiply
    33,890.98x = 50,870.88 × 16,375.54
  4. Step 4: Simplify right side
    33,890.98x = 833,038,130.28
  5. Step 5: Solve for x
    x = 833,038,130.28/33,890.98
  6. Step 6: Final answer
    x = 24,579.94

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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.