Home / 51,586.76-71,176.77-30,361.92

Finding the Fourth Proportional to 51,586.76, 71,176.77 and 30,361.92

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Solution

The fourth proportional to 51,586.76, 71,176.77 and 30,361.92 is: 41,891.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,586.76 : 71,176.77 = 30,361.92 : x
  2. Step 2: Convert to fraction form
    51,586.76/71,176.77 = 30,361.92/x
  3. Step 3: Cross multiply
    51,586.76x = 71,176.77 × 30,361.92
  4. Step 4: Simplify right side
    51,586.76x = 2,161,063,396.60
  5. Step 5: Solve for x
    x = 2,161,063,396.60/51,586.76
  6. Step 6: Final answer
    x = 41,891.83

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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.