Home / 41,520.69-62,290.94-13,440.75

Finding the Fourth Proportional to 41,520.69, 62,290.94 and 13,440.75

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Solution

The fourth proportional to 41,520.69, 62,290.94 and 13,440.75 is: 20,164.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,520.69 : 62,290.94 = 13,440.75 : x
  2. Step 2: Convert to fraction form
    41,520.69/62,290.94 = 13,440.75/x
  3. Step 3: Cross multiply
    41,520.69x = 62,290.94 × 13,440.75
  4. Step 4: Simplify right side
    41,520.69x = 837,236,884.60
  5. Step 5: Solve for x
    x = 837,236,884.60/41,520.69
  6. Step 6: Final answer
    x = 20,164.33

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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.