Home / 67,274.24-100,909.92-16,672.64

Finding the Fourth Proportional to 67,274.24, 100,909.92 and 16,672.64

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Solution

The fourth proportional to 67,274.24, 100,909.92 and 16,672.64 is: 25,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,274.24 : 100,909.92 = 16,672.64 : x
  2. Step 2: Convert to fraction form
    67,274.24/100,909.92 = 16,672.64/x
  3. Step 3: Cross multiply
    67,274.24x = 100,909.92 × 16,672.64
  4. Step 4: Simplify right side
    67,274.24x = 1,682,434,768.59
  5. Step 5: Solve for x
    x = 1,682,434,768.59/67,274.24
  6. Step 6: Final answer
    x = 25,008.60

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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.