Home / 154,984.54-231,945.96-107,653

Finding the Fourth Proportional to 154,984.54, 231,945.96 and 107,653

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Solution

The fourth proportional to 154,984.54, 231,945.96 and 107,653 is: 161,110.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,984.54 : 231,945.96 = 107,653 : x
  2. Step 2: Convert to fraction form
    154,984.54/231,945.96 = 107,653/x
  3. Step 3: Cross multiply
    154,984.54x = 231,945.96 × 107,653
  4. Step 4: Simplify right side
    154,984.54x = 24,969,678,431.88
  5. Step 5: Solve for x
    x = 24,969,678,431.88/154,984.54
  6. Step 6: Final answer
    x = 161,110.77

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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.