Home / 108,405.11-162,514.23-41,891.91

Finding the Fourth Proportional to 108,405.11, 162,514.23 and 41,891.91

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Solution

The fourth proportional to 108,405.11, 162,514.23 and 41,891.91 is: 62,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,405.11 : 162,514.23 = 41,891.91 : x
  2. Step 2: Convert to fraction form
    108,405.11/162,514.23 = 41,891.91/x
  3. Step 3: Cross multiply
    108,405.11x = 162,514.23 × 41,891.91
  4. Step 4: Simplify right side
    108,405.11x = 6,808,031,496.88
  5. Step 5: Solve for x
    x = 6,808,031,496.88/108,405.11
  6. Step 6: Final answer
    x = 62,801.76

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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.