Home / 40,578.83-60,868.24-16,885.92

Finding the Fourth Proportional to 40,578.83, 60,868.24 and 16,885.92

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Solution

The fourth proportional to 40,578.83, 60,868.24 and 16,885.92 is: 25,328.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,578.83 : 60,868.24 = 16,885.92 : x
  2. Step 2: Convert to fraction form
    40,578.83/60,868.24 = 16,885.92/x
  3. Step 3: Cross multiply
    40,578.83x = 60,868.24 × 16,885.92
  4. Step 4: Simplify right side
    40,578.83x = 1,027,816,188.97
  5. Step 5: Solve for x
    x = 1,027,816,188.97/40,578.83
  6. Step 6: Final answer
    x = 25,328.88

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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.