Home / 226,173.56-339,260.38-76,414.28

Finding the Fourth Proportional to 226,173.56, 339,260.38 and 76,414.28

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Solution

The fourth proportional to 226,173.56, 339,260.38 and 76,414.28 is: 114,621.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,173.56 : 339,260.38 = 76,414.28 : x
  2. Step 2: Convert to fraction form
    226,173.56/339,260.38 = 76,414.28/x
  3. Step 3: Cross multiply
    226,173.56x = 339,260.38 × 76,414.28
  4. Step 4: Simplify right side
    226,173.56x = 25,924,337,670.23
  5. Step 5: Solve for x
    x = 25,924,337,670.23/226,173.56
  6. Step 6: Final answer
    x = 114,621.43

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1.5x scale

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.