Home / 77,183.55-115,783.83-24,580.94

Finding the Fourth Proportional to 77,183.55, 115,783.83 and 24,580.94

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Solution

The fourth proportional to 77,183.55, 115,783.83 and 24,580.94 is: 36,874.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,183.55 : 115,783.83 = 24,580.94 : x
  2. Step 2: Convert to fraction form
    77,183.55/115,783.83 = 24,580.94/x
  3. Step 3: Cross multiply
    77,183.55x = 115,783.83 × 24,580.94
  4. Step 4: Simplify right side
    77,183.55x = 2,846,074,799.28
  5. Step 5: Solve for x
    x = 2,846,074,799.28/77,183.55
  6. Step 6: Final answer
    x = 36,874.11

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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.