Home / 154,444.80-231,667.20-54,604.20

Finding the Fourth Proportional to 154,444.80, 231,667.20 and 54,604.20

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Solution

The fourth proportional to 154,444.80, 231,667.20 and 54,604.20 is: 81,906.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,444.80 : 231,667.20 = 54,604.20 : x
  2. Step 2: Convert to fraction form
    154,444.80/231,667.20 = 54,604.20/x
  3. Step 3: Cross multiply
    154,444.80x = 231,667.20 × 54,604.20
  4. Step 4: Simplify right side
    154,444.80x = 12,650,002,122.24
  5. Step 5: Solve for x
    x = 12,650,002,122.24/154,444.80
  6. Step 6: Final answer
    x = 81,906.30

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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.