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Finding the Fourth Proportional to 50,504.91, 75,740.88 and 16,761.87

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Solution

The fourth proportional to 50,504.91, 75,740.88 and 16,761.87 is: 25,137.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,504.91 : 75,740.88 = 16,761.87 : x
  2. Step 2: Convert to fraction form
    50,504.91/75,740.88 = 16,761.87/x
  3. Step 3: Cross multiply
    50,504.91x = 75,740.88 × 16,761.87
  4. Step 4: Simplify right side
    50,504.91x = 1,269,558,784.25
  5. Step 5: Solve for x
    x = 1,269,558,784.25/50,504.91
  6. Step 6: Final answer
    x = 25,137.33

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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.