Home / 74,183.76-111,197.88-27,406.80

Finding the Fourth Proportional to 74,183.76, 111,197.88 and 27,406.80

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Solution

The fourth proportional to 74,183.76, 111,197.88 and 27,406.80 is: 41,081.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,183.76 : 111,197.88 = 27,406.80 : x
  2. Step 2: Convert to fraction form
    74,183.76/111,197.88 = 27,406.80/x
  3. Step 3: Cross multiply
    74,183.76x = 111,197.88 × 27,406.80
  4. Step 4: Simplify right side
    74,183.76x = 3,047,578,057.58
  5. Step 5: Solve for x
    x = 3,047,578,057.58/74,183.76
  6. Step 6: Final answer
    x = 41,081.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.