Home / 80,653.13-111,300.74-44,842.83

Finding the Fourth Proportional to 80,653.13, 111,300.74 and 44,842.83

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Solution

The fourth proportional to 80,653.13, 111,300.74 and 44,842.83 is: 61,882.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,653.13 : 111,300.74 = 44,842.83 : x
  2. Step 2: Convert to fraction form
    80,653.13/111,300.74 = 44,842.83/x
  3. Step 3: Cross multiply
    80,653.13x = 111,300.74 × 44,842.83
  4. Step 4: Simplify right side
    80,653.13x = 4,991,040,162.69
  5. Step 5: Solve for x
    x = 4,991,040,162.69/80,653.13
  6. Step 6: Final answer
    x = 61,882.78

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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.