Home / 55,786.85-83,680.28-16,343.97

Finding the Fourth Proportional to 55,786.85, 83,680.28 and 16,343.97

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Solution

The fourth proportional to 55,786.85, 83,680.28 and 16,343.97 is: 24,515.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,786.85 : 83,680.28 = 16,343.97 : x
  2. Step 2: Convert to fraction form
    55,786.85/83,680.28 = 16,343.97/x
  3. Step 3: Cross multiply
    55,786.85x = 83,680.28 × 16,343.97
  4. Step 4: Simplify right side
    55,786.85x = 1,367,667,985.91
  5. Step 5: Solve for x
    x = 1,367,667,985.91/55,786.85
  6. Step 6: Final answer
    x = 24,515.96

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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.