Home / 146,058.47-219,183.49-51,286.20

Finding the Fourth Proportional to 146,058.47, 219,183.49 and 51,286.20

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Solution

The fourth proportional to 146,058.47, 219,183.49 and 51,286.20 is: 76,962.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,058.47 : 219,183.49 = 51,286.20 : x
  2. Step 2: Convert to fraction form
    146,058.47/219,183.49 = 51,286.20/x
  3. Step 3: Cross multiply
    146,058.47x = 219,183.49 × 51,286.20
  4. Step 4: Simplify right side
    146,058.47x = 11,241,089,107.88
  5. Step 5: Solve for x
    x = 11,241,089,107.88/146,058.47
  6. Step 6: Final answer
    x = 76,962.94

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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.