Home / 58,131.75-87,198.45-16,578.75

Finding the Fourth Proportional to 58,131.75, 87,198.45 and 16,578.75

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Solution

The fourth proportional to 58,131.75, 87,198.45 and 16,578.75 is: 24,868.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,131.75 : 87,198.45 = 16,578.75 : x
  2. Step 2: Convert to fraction form
    58,131.75/87,198.45 = 16,578.75/x
  3. Step 3: Cross multiply
    58,131.75x = 87,198.45 × 16,578.75
  4. Step 4: Simplify right side
    58,131.75x = 1,445,641,302.94
  5. Step 5: Solve for x
    x = 1,445,641,302.94/58,131.75
  6. Step 6: Final answer
    x = 24,868.36

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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.