Home / 71,711.46-107,563.05-27,342.69

Finding the Fourth Proportional to 71,711.46, 107,563.05 and 27,342.69

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Solution

The fourth proportional to 71,711.46, 107,563.05 and 27,342.69 is: 41,012.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,711.46 : 107,563.05 = 27,342.69 : x
  2. Step 2: Convert to fraction form
    71,711.46/107,563.05 = 27,342.69/x
  3. Step 3: Cross multiply
    71,711.46x = 107,563.05 × 27,342.69
  4. Step 4: Simplify right side
    71,711.46x = 2,941,063,131.60
  5. Step 5: Solve for x
    x = 2,941,063,131.60/71,711.46
  6. Step 6: Final answer
    x = 41,012.46

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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.