Home / 154,379.99-231,587.01-49,174.76

Finding the Fourth Proportional to 154,379.99, 231,587.01 and 49,174.76

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Solution

The fourth proportional to 154,379.99, 231,587.01 and 49,174.76 is: 73,767.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,379.99 : 231,587.01 = 49,174.76 : x
  2. Step 2: Convert to fraction form
    154,379.99/231,587.01 = 49,174.76/x
  3. Step 3: Cross multiply
    154,379.99x = 231,587.01 × 49,174.76
  4. Step 4: Simplify right side
    154,379.99x = 11,388,235,635.87
  5. Step 5: Solve for x
    x = 11,388,235,635.87/154,379.99
  6. Step 6: Final answer
    x = 73,767.56

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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.