Home / 51,824.61-71,523.41-30,605.85

Finding the Fourth Proportional to 51,824.61, 71,523.41 and 30,605.85

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Solution

The fourth proportional to 51,824.61, 71,523.41 and 30,605.85 is: 42,239.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,824.61 : 71,523.41 = 30,605.85 : x
  2. Step 2: Convert to fraction form
    51,824.61/71,523.41 = 30,605.85/x
  3. Step 3: Cross multiply
    51,824.61x = 71,523.41 × 30,605.85
  4. Step 4: Simplify right side
    51,824.61x = 2,189,034,604.92
  5. Step 5: Solve for x
    x = 2,189,034,604.92/51,824.61
  6. Step 6: Final answer
    x = 42,239.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.