Home / 108,454.85-162,704.24-38,383.37

Finding the Fourth Proportional to 108,454.85, 162,704.24 and 38,383.37

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Solution

The fourth proportional to 108,454.85, 162,704.24 and 38,383.37 is: 57,582.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,454.85 : 162,704.24 = 38,383.37 : x
  2. Step 2: Convert to fraction form
    108,454.85/162,704.24 = 38,383.37/x
  3. Step 3: Cross multiply
    108,454.85x = 162,704.24 × 38,383.37
  4. Step 4: Simplify right side
    108,454.85x = 6,245,137,044.49
  5. Step 5: Solve for x
    x = 6,245,137,044.49/108,454.85
  6. Step 6: Final answer
    x = 57,582.83

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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.