thermo102 wrote:
A 24 ohm and a 75 ohm in parallel will give me 18.18 effective ohms.

18 ohms is a standard value.
36 ohms is a standard value
(and will divide the power dissipation equally).

....and it's not at all necessary to blockquote 4-deep.
While *some* context is advisable,
trimming **much** of the previous text is advised.