Home / 41,700.85-62,561.26-13,620.99

Finding the Fourth Proportional to 41,700.85, 62,561.26 and 13,620.99

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Solution

The fourth proportional to 41,700.85, 62,561.26 and 13,620.99 is: 20,434.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,700.85 : 62,561.26 = 13,620.99 : x
  2. Step 2: Convert to fraction form
    41,700.85/62,561.26 = 13,620.99/x
  3. Step 3: Cross multiply
    41,700.85x = 62,561.26 × 13,620.99
  4. Step 4: Simplify right side
    41,700.85x = 852,146,020.62
  5. Step 5: Solve for x
    x = 852,146,020.62/41,700.85
  6. Step 6: Final answer
    x = 20,434.74

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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.