Home / 154,591.82-231,898.53-49,419.26

Finding the Fourth Proportional to 154,591.82, 231,898.53 and 49,419.26

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Solution

The fourth proportional to 154,591.82, 231,898.53 and 49,419.26 is: 74,132.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,591.82 : 231,898.53 = 49,419.26 : x
  2. Step 2: Convert to fraction form
    154,591.82/231,898.53 = 49,419.26/x
  3. Step 3: Cross multiply
    154,591.82x = 231,898.53 × 49,419.26
  4. Step 4: Simplify right side
    154,591.82x = 11,460,253,747.69
  5. Step 5: Solve for x
    x = 11,460,253,747.69/154,591.82
  6. Step 6: Final answer
    x = 74,132.34

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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.