Home / 25,837.74-38,757.54-7,119.24

Finding the Fourth Proportional to 25,837.74, 38,757.54 and 7,119.24

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Solution

The fourth proportional to 25,837.74, 38,757.54 and 7,119.24 is: 10,679.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,837.74 : 38,757.54 = 7,119.24 : x
  2. Step 2: Convert to fraction form
    25,837.74/38,757.54 = 7,119.24/x
  3. Step 3: Cross multiply
    25,837.74x = 38,757.54 × 7,119.24
  4. Step 4: Simplify right side
    25,837.74x = 275,924,229.07
  5. Step 5: Solve for x
    x = 275,924,229.07/25,837.74
  6. Step 6: Final answer
    x = 10,679.12

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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.