+"Fourth" designates the ordinal position immediately following [Third](/wiki/third). It represents a sequential step, often signifying progression or a new phase, from a [Fourth Dimension](/wiki/fourth_dimension) to a specific [Musical Interval](/wiki/musical_interval).
+## See also
+- [Ordinal Number](/wiki/ordinal_number)
+- [Fifth](/wiki/fifth)
+- [Sequence](/wiki/sequence)
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