Home / 226,236.79-339,398.91-85,984.48

Finding the Fourth Proportional to 226,236.79, 339,398.91 and 85,984.48

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Solution

The fourth proportional to 226,236.79, 339,398.91 and 85,984.48 is: 128,993.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,236.79 : 339,398.91 = 85,984.48 : x
  2. Step 2: Convert to fraction form
    226,236.79/339,398.91 = 85,984.48/x
  3. Step 3: Cross multiply
    226,236.79x = 339,398.91 × 85,984.48
  4. Step 4: Simplify right side
    226,236.79x = 29,183,038,788.92
  5. Step 5: Solve for x
    x = 29,183,038,788.92/226,236.79
  6. Step 6: Final answer
    x = 128,993.34

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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.