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Finding the Fourth Proportional to 58,137.92, 87,208.97 and 16,021.29

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Solution

The fourth proportional to 58,137.92, 87,208.97 and 16,021.29 is: 24,032.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,137.92 : 87,208.97 = 16,021.29 : x
  2. Step 2: Convert to fraction form
    58,137.92/87,208.97 = 16,021.29/x
  3. Step 3: Cross multiply
    58,137.92x = 87,208.97 × 16,021.29
  4. Step 4: Simplify right side
    58,137.92x = 1,397,200,198.97
  5. Step 5: Solve for x
    x = 1,397,200,198.97/58,137.92
  6. Step 6: Final answer
    x = 24,032.51

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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.