Home / 154,601.82-231,913.53-49,429.26

Finding the Fourth Proportional to 154,601.82, 231,913.53 and 49,429.26

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Solution

The fourth proportional to 154,601.82, 231,913.53 and 49,429.26 is: 74,147.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,601.82 : 231,913.53 = 49,429.26 : x
  2. Step 2: Convert to fraction form
    154,601.82/231,913.53 = 49,429.26/x
  3. Step 3: Cross multiply
    154,601.82x = 231,913.53 × 49,429.26
  4. Step 4: Simplify right side
    154,601.82x = 11,463,314,171.89
  5. Step 5: Solve for x
    x = 11,463,314,171.89/154,601.82
  6. Step 6: Final answer
    x = 74,147.34

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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.