Home / 154,369.10-231,570.66-49,163.87

Finding the Fourth Proportional to 154,369.10, 231,570.66 and 49,163.87

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Solution

The fourth proportional to 154,369.10, 231,570.66 and 49,163.87 is: 73,751.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,369.10 : 231,570.66 = 49,163.87 : x
  2. Step 2: Convert to fraction form
    154,369.10/231,570.66 = 49,163.87/x
  3. Step 3: Cross multiply
    154,369.10x = 231,570.66 × 49,163.87
  4. Step 4: Simplify right side
    154,369.10x = 11,384,909,824.05
  5. Step 5: Solve for x
    x = 11,384,909,824.05/154,369.10
  6. Step 6: Final answer
    x = 73,751.22

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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.