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Finding the Fourth Proportional to 80,562.29, 111,175.90 and 44,755.63

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Solution

The fourth proportional to 80,562.29, 111,175.90 and 44,755.63 is: 61,762.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,562.29 : 111,175.90 = 44,755.63 : x
  2. Step 2: Convert to fraction form
    80,562.29/111,175.90 = 44,755.63/x
  3. Step 3: Cross multiply
    80,562.29x = 111,175.90 × 44,755.63
  4. Step 4: Simplify right side
    80,562.29x = 4,975,747,055.49
  5. Step 5: Solve for x
    x = 4,975,747,055.49/80,562.29
  6. Step 6: Final answer
    x = 61,762.73

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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.