Home / 73,160.24-100,960.60-39,626

Finding the Fourth Proportional to 73,160.24, 100,960.60 and 39,626

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Solution

The fourth proportional to 73,160.24, 100,960.60 and 39,626 is: 54,683.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,160.24 : 100,960.60 = 39,626 : x
  2. Step 2: Convert to fraction form
    73,160.24/100,960.60 = 39,626/x
  3. Step 3: Cross multiply
    73,160.24x = 100,960.60 × 39,626
  4. Step 4: Simplify right side
    73,160.24x = 4,000,664,735.60
  5. Step 5: Solve for x
    x = 4,000,664,735.60/73,160.24
  6. Step 6: Final answer
    x = 54,683.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.