Home / 67,016.42-100,524.70-20,269.34

Finding the Fourth Proportional to 67,016.42, 100,524.70 and 20,269.34

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Solution

The fourth proportional to 67,016.42, 100,524.70 and 20,269.34 is: 30,404.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,016.42 : 100,524.70 = 20,269.34 : x
  2. Step 2: Convert to fraction form
    67,016.42/100,524.70 = 20,269.34/x
  3. Step 3: Cross multiply
    67,016.42x = 100,524.70 × 20,269.34
  4. Step 4: Simplify right side
    67,016.42x = 2,037,569,322.70
  5. Step 5: Solve for x
    x = 2,037,569,322.70/67,016.42
  6. Step 6: Final answer
    x = 30,404.03

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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.