In a large bowl, blend the cream cheese with the sour cream and mayonnaise until smooth using a hand mixer. Stir in the chopped jalapeno, crumbled bacon, garlic powder, smoked paprika, pepper, and salt. Add the cheese and stir to combine, then pour into a 10-inch skillet or square baking dish, spreading into an even layer.
16 ounces cream cheese, 1/2 cup sour cream, 1/2 cup mayonnaise, 4-6 large jalapeños, 1 teaspoon garlic powder, 1/4 teaspoon smoked paprika, 1/4 teaspoon pepper, 1/4 teaspoon salt, 1 1/2 cups mozzarella cheese, 3/4 cup sharp cheddar cheese, 3/4 cup monterey jack cheese, 1/4 cup grated Parmesan cheese