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Finding the Fourth Proportional to 58,177.72, 87,269.82 and 16,625.80

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Solution

The fourth proportional to 58,177.72, 87,269.82 and 16,625.80 is: 24,939.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,177.72 : 87,269.82 = 16,625.80 : x
  2. Step 2: Convert to fraction form
    58,177.72/87,269.82 = 16,625.80/x
  3. Step 3: Cross multiply
    58,177.72x = 87,269.82 × 16,625.80
  4. Step 4: Simplify right side
    58,177.72x = 1,450,930,573.36
  5. Step 5: Solve for x
    x = 1,450,930,573.36/58,177.72
  6. Step 6: Final answer
    x = 24,939.63

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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.