Home / 71,814.36-107,747.46-25,074.12

Finding the Fourth Proportional to 71,814.36, 107,747.46 and 25,074.12

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Solution

The fourth proportional to 71,814.36, 107,747.46 and 25,074.12 is: 37,620.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,814.36 : 107,747.46 = 25,074.12 : x
  2. Step 2: Convert to fraction form
    71,814.36/107,747.46 = 25,074.12/x
  3. Step 3: Cross multiply
    71,814.36x = 107,747.46 × 25,074.12
  4. Step 4: Simplify right side
    71,814.36x = 2,701,672,741.74
  5. Step 5: Solve for x
    x = 2,701,672,741.74/71,814.36
  6. Step 6: Final answer
    x = 37,620.23

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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.