Home / 154,380.45-231,449.70-60,956.13

Finding the Fourth Proportional to 154,380.45, 231,449.70 and 60,956.13

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Solution

The fourth proportional to 154,380.45, 231,449.70 and 60,956.13 is: 91,386.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,380.45 : 231,449.70 = 60,956.13 : x
  2. Step 2: Convert to fraction form
    154,380.45/231,449.70 = 60,956.13/x
  3. Step 3: Cross multiply
    154,380.45x = 231,449.70 × 60,956.13
  4. Step 4: Simplify right side
    154,380.45x = 14,108,278,001.66
  5. Step 5: Solve for x
    x = 14,108,278,001.66/154,380.45
  6. Step 6: Final answer
    x = 91,386.43

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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.