Home / 30,193.43-45,302.95-16,149.80

Finding the Fourth Proportional to 30,193.43, 45,302.95 and 16,149.80

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Solution

The fourth proportional to 30,193.43, 45,302.95 and 16,149.80 is: 24,231.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.43 : 45,302.95 = 16,149.80 : x
  2. Step 2: Convert to fraction form
    30,193.43/45,302.95 = 16,149.80/x
  3. Step 3: Cross multiply
    30,193.43x = 45,302.95 × 16,149.80
  4. Step 4: Simplify right side
    30,193.43x = 731,633,369.68
  5. Step 5: Solve for x
    x = 731,633,369.68/30,193.43
  6. Step 6: Final answer
    x = 24,231.55

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1.5x scale

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.