Home / 47,721.54-71,582.50-16,131.85

Finding the Fourth Proportional to 47,721.54, 71,582.50 and 16,131.85

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Solution

The fourth proportional to 47,721.54, 71,582.50 and 16,131.85 is: 24,197.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,721.54 : 71,582.50 = 16,131.85 : x
  2. Step 2: Convert to fraction form
    47,721.54/71,582.50 = 16,131.85/x
  3. Step 3: Cross multiply
    47,721.54x = 71,582.50 × 16,131.85
  4. Step 4: Simplify right side
    47,721.54x = 1,154,757,993.83
  5. Step 5: Solve for x
    x = 1,154,757,993.83/47,721.54
  6. Step 6: Final answer
    x = 24,197.83

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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.