Home / 71,949.79-107,973.96-25,202.80

Finding the Fourth Proportional to 71,949.79, 107,973.96 and 25,202.80

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Solution

The fourth proportional to 71,949.79, 107,973.96 and 25,202.80 is: 37,821.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,949.79 : 107,973.96 = 25,202.80 : x
  2. Step 2: Convert to fraction form
    71,949.79/107,973.96 = 25,202.80/x
  3. Step 3: Cross multiply
    71,949.79x = 107,973.96 × 25,202.80
  4. Step 4: Simplify right side
    71,949.79x = 2,721,246,119.09
  5. Step 5: Solve for x
    x = 2,721,246,119.09/71,949.79
  6. Step 6: Final answer
    x = 37,821.46

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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.