Home / 71,825.34-107,757.45-25,081.86

Finding the Fourth Proportional to 71,825.34, 107,757.45 and 25,081.86

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Solution

The fourth proportional to 71,825.34, 107,757.45 and 25,081.86 is: 37,629.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,825.34 : 107,757.45 = 25,081.86 : x
  2. Step 2: Convert to fraction form
    71,825.34/107,757.45 = 25,081.86/x
  3. Step 3: Cross multiply
    71,825.34x = 107,757.45 × 25,081.86
  4. Step 4: Simplify right side
    71,825.34x = 2,702,757,274.86
  5. Step 5: Solve for x
    x = 2,702,757,274.86/71,825.34
  6. Step 6: Final answer
    x = 37,629.58

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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.