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Finding the Fourth Proportional to 80,241.80, 110,732.33 and 44,431.04

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Solution

The fourth proportional to 80,241.80, 110,732.33 and 44,431.04 is: 61,314.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,241.80 : 110,732.33 = 44,431.04 : x
  2. Step 2: Convert to fraction form
    80,241.80/110,732.33 = 44,431.04/x
  3. Step 3: Cross multiply
    80,241.80x = 110,732.33 × 44,431.04
  4. Step 4: Simplify right side
    80,241.80x = 4,919,952,971.43
  5. Step 5: Solve for x
    x = 4,919,952,971.43/80,241.80
  6. Step 6: Final answer
    x = 61,314.09

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1.5x scale

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.