Home / 16,650.70-24,975.81-4,170.69

Finding the Fourth Proportional to 16,650.70, 24,975.81 and 4,170.69

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Solution

The fourth proportional to 16,650.70, 24,975.81 and 4,170.69 is: 6,255.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,650.70 : 24,975.81 = 4,170.69 : x
  2. Step 2: Convert to fraction form
    16,650.70/24,975.81 = 4,170.69/x
  3. Step 3: Cross multiply
    16,650.70x = 24,975.81 × 4,170.69
  4. Step 4: Simplify right side
    16,650.70x = 104,166,361.01
  5. Step 5: Solve for x
    x = 104,166,361.01/16,650.70
  6. Step 6: Final answer
    x = 6,255.98

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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.