Home / 154,170.93-231,274.93-54,310.49

Finding the Fourth Proportional to 154,170.93, 231,274.93 and 54,310.49

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Solution

The fourth proportional to 154,170.93, 231,274.93 and 54,310.49 is: 81,472.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,170.93 : 231,274.93 = 54,310.49 : x
  2. Step 2: Convert to fraction form
    154,170.93/231,274.93 = 54,310.49/x
  3. Step 3: Cross multiply
    154,170.93x = 231,274.93 × 54,310.49
  4. Step 4: Simplify right side
    154,170.93x = 12,560,654,773.02
  5. Step 5: Solve for x
    x = 12,560,654,773.02/154,170.93
  6. Step 6: Final answer
    x = 81,472.26

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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.