Home / 154,697.94-231,981.30-54,883.26

Finding the Fourth Proportional to 154,697.94, 231,981.30 and 54,883.26

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Solution

The fourth proportional to 154,697.94, 231,981.30 and 54,883.26 is: 82,301.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,697.94 : 231,981.30 = 54,883.26 : x
  2. Step 2: Convert to fraction form
    154,697.94/231,981.30 = 54,883.26/x
  3. Step 3: Cross multiply
    154,697.94x = 231,981.30 × 54,883.26
  4. Step 4: Simplify right side
    154,697.94x = 12,731,890,003.04
  5. Step 5: Solve for x
    x = 12,731,890,003.04/154,697.94
  6. Step 6: Final answer
    x = 82,301.61

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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.