Clustering SQL Standard edition with 4 Nodes

Hi,

I need help on following scenario.

I have Windows Server 2012 Standard edition and SQL Server 2012 Standard edition. I want to implement following scenario.

2 Node as cluster Active/Passive
3rd Node as Mirror
4th Node as Mirror / Replication

I know it will work on 3rd node but i am not clear about 4th node, Is this solution workable if so how pls guide.

What could be other solution to achieve this.

Pls also tell what are cluster node limitation in windows and sql standard edition.

thx

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iffi