Home / 80,561.39-111,171.62-44,753.65

Finding the Fourth Proportional to 80,561.39, 111,171.62 and 44,753.65

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Solution

The fourth proportional to 80,561.39, 111,171.62 and 44,753.65 is: 61,758.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,561.39 : 111,171.62 = 44,753.65 : x
  2. Step 2: Convert to fraction form
    80,561.39/111,171.62 = 44,753.65/x
  3. Step 3: Cross multiply
    80,561.39x = 111,171.62 × 44,753.65
  4. Step 4: Simplify right side
    80,561.39x = 4,975,335,605.37
  5. Step 5: Solve for x
    x = 4,975,335,605.37/80,561.39
  6. Step 6: Final answer
    x = 61,758.32

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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.