Home / 154,245.08-231,344.24-53,058.53

Finding the Fourth Proportional to 154,245.08, 231,344.24 and 53,058.53

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Solution

The fourth proportional to 154,245.08, 231,344.24 and 53,058.53 is: 79,579.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,245.08 : 231,344.24 = 53,058.53 : x
  2. Step 2: Convert to fraction form
    154,245.08/231,344.24 = 53,058.53/x
  3. Step 3: Cross multiply
    154,245.08x = 231,344.24 × 53,058.53
  4. Step 4: Simplify right side
    154,245.08x = 12,274,783,876.35
  5. Step 5: Solve for x
    x = 12,274,783,876.35/154,245.08
  6. Step 6: Final answer
    x = 79,579.75

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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.