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Finding the Fourth Proportional to 161,160.67, 241,625.22 and 75,723.35

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Solution

The fourth proportional to 161,160.67, 241,625.22 and 75,723.35 is: 113,530.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,160.67 : 241,625.22 = 75,723.35 : x
  2. Step 2: Convert to fraction form
    161,160.67/241,625.22 = 75,723.35/x
  3. Step 3: Cross multiply
    161,160.67x = 241,625.22 × 75,723.35
  4. Step 4: Simplify right side
    161,160.67x = 18,296,670,969.94
  5. Step 5: Solve for x
    x = 18,296,670,969.94/161,160.67
  6. Step 6: Final answer
    x = 113,530.62

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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.