Home / 108,107.22-162,234.66-37,986.54

Finding the Fourth Proportional to 108,107.22, 162,234.66 and 37,986.54

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Solution

The fourth proportional to 108,107.22, 162,234.66 and 37,986.54 is: 57,005.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,107.22 : 162,234.66 = 37,986.54 : x
  2. Step 2: Convert to fraction form
    108,107.22/162,234.66 = 37,986.54/x
  3. Step 3: Cross multiply
    108,107.22x = 162,234.66 × 37,986.54
  4. Step 4: Simplify right side
    108,107.22x = 6,162,733,401.48
  5. Step 5: Solve for x
    x = 6,162,733,401.48/108,107.22
  6. Step 6: Final answer
    x = 57,005.75

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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.