Home / 76,183.58-105,169.25-50,732.30

Finding the Fourth Proportional to 76,183.58, 105,169.25 and 50,732.30

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Solution

The fourth proportional to 76,183.58, 105,169.25 and 50,732.30 is: 70,034.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,183.58 : 105,169.25 = 50,732.30 : x
  2. Step 2: Convert to fraction form
    76,183.58/105,169.25 = 50,732.30/x
  3. Step 3: Cross multiply
    76,183.58x = 105,169.25 × 50,732.30
  4. Step 4: Simplify right side
    76,183.58x = 5,335,477,941.78
  5. Step 5: Solve for x
    x = 5,335,477,941.78/76,183.58
  6. Step 6: Final answer
    x = 70,034.49

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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.