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Finding the Fourth Proportional to 80,265.99, 110,765.43 and 44,455.89

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Solution

The fourth proportional to 80,265.99, 110,765.43 and 44,455.89 is: 61,348.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,265.99 : 110,765.43 = 44,455.89 : x
  2. Step 2: Convert to fraction form
    80,265.99/110,765.43 = 44,455.89/x
  3. Step 3: Cross multiply
    80,265.99x = 110,765.43 × 44,455.89
  4. Step 4: Simplify right side
    80,265.99x = 4,924,175,771.88
  5. Step 5: Solve for x
    x = 4,924,175,771.88/80,265.99
  6. Step 6: Final answer
    x = 61,348.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.