Home / 154,228.75-231,347.67-41,908.36

Finding the Fourth Proportional to 154,228.75, 231,347.67 and 41,908.36

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Solution

The fourth proportional to 154,228.75, 231,347.67 and 41,908.36 is: 62,863.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,228.75 : 231,347.67 = 41,908.36 : x
  2. Step 2: Convert to fraction form
    154,228.75/231,347.67 = 41,908.36/x
  3. Step 3: Cross multiply
    154,228.75x = 231,347.67 × 41,908.36
  4. Step 4: Simplify right side
    154,228.75x = 9,695,401,439.52
  5. Step 5: Solve for x
    x = 9,695,401,439.52/154,228.75
  6. Step 6: Final answer
    x = 62,863.78

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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.