Home / 115,939.66-173,975.24-49,372.85

Finding the Fourth Proportional to 115,939.66, 173,975.24 and 49,372.85

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Solution

The fourth proportional to 115,939.66, 173,975.24 and 49,372.85 is: 74,087.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,939.66 : 173,975.24 = 49,372.85 : x
  2. Step 2: Convert to fraction form
    115,939.66/173,975.24 = 49,372.85/x
  3. Step 3: Cross multiply
    115,939.66x = 173,975.24 × 49,372.85
  4. Step 4: Simplify right side
    115,939.66x = 8,589,652,681.79
  5. Step 5: Solve for x
    x = 8,589,652,681.79/115,939.66
  6. Step 6: Final answer
    x = 74,087.27

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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.