Home / 154,453.44-231,651.57-54,614.46

Finding the Fourth Proportional to 154,453.44, 231,651.57 and 54,614.46

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Solution

The fourth proportional to 154,453.44, 231,651.57 and 54,614.46 is: 81,911.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,453.44 : 231,651.57 = 54,614.46 : x
  2. Step 2: Convert to fraction form
    154,453.44/231,651.57 = 54,614.46/x
  3. Step 3: Cross multiply
    154,453.44x = 231,651.57 × 54,614.46
  4. Step 4: Simplify right side
    154,453.44x = 12,651,525,403.70
  5. Step 5: Solve for x
    x = 12,651,525,403.70/154,453.44
  6. Step 6: Final answer
    x = 81,911.58

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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.