Home / 80,651.67-111,301.88-44,843.19

Finding the Fourth Proportional to 80,651.67, 111,301.88 and 44,843.19

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Solution

The fourth proportional to 80,651.67, 111,301.88 and 44,843.19 is: 61,885.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,651.67 : 111,301.88 = 44,843.19 : x
  2. Step 2: Convert to fraction form
    80,651.67/111,301.88 = 44,843.19/x
  3. Step 3: Cross multiply
    80,651.67x = 111,301.88 × 44,843.19
  4. Step 4: Simplify right side
    80,651.67x = 4,991,131,127.98
  5. Step 5: Solve for x
    x = 4,991,131,127.98/80,651.67
  6. Step 6: Final answer
    x = 61,885.03

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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.