Home / 53,843.78-80,777.19-16,406.87

Finding the Fourth Proportional to 53,843.78, 80,777.19 and 16,406.87

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Solution

The fourth proportional to 53,843.78, 80,777.19 and 16,406.87 is: 24,613.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,843.78 : 80,777.19 = 16,406.87 : x
  2. Step 2: Convert to fraction form
    53,843.78/80,777.19 = 16,406.87/x
  3. Step 3: Cross multiply
    53,843.78x = 80,777.19 × 16,406.87
  4. Step 4: Simplify right side
    53,843.78x = 1,325,300,855.30
  5. Step 5: Solve for x
    x = 1,325,300,855.30/53,843.78
  6. Step 6: Final answer
    x = 24,613.82

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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.