Increase is related to Measurement. Measurement is related to Current. 
Equal is a synonym of Fair. Fair is related to Like. Like is related to Appreciation. Appreciation would make you want to Thank. 
Increase <--RelatedTo--> Measurement <--RelatedTo--> Current 
Equal <--Synonym--> Fair <--RelatedTo--> Like <--RelatedTo--> Appreciation --CausesDesire--> Thank 