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Finding the Fourth Proportional to 108,404.37, 162,513.10 and 41,891.17

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Solution

The fourth proportional to 108,404.37, 162,513.10 and 41,891.17 is: 62,800.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,404.37 : 162,513.10 = 41,891.17 : x
  2. Step 2: Convert to fraction form
    108,404.37/162,513.10 = 41,891.17/x
  3. Step 3: Cross multiply
    108,404.37x = 162,513.10 × 41,891.17
  4. Step 4: Simplify right side
    108,404.37x = 6,807,863,899.33
  5. Step 5: Solve for x
    x = 6,807,863,899.33/108,404.37
  6. Step 6: Final answer
    x = 62,800.64

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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.