How to Solve Proportions | Solve 144/a=9/4 | Part 2 of 3 | Minute Math

In this video we learn how to Solve Proportions. We solve the proportion 144/a=9/4. We use the cross product to solve this proportion.

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Marecek, L., Anthony-Smith, M., & Mathis, A. H. (2020). Use the Language of Algebra. In Prealgebra 2e. OpenStax. https://openstax.org/books/prealgebra-2e/pages/6-5-solve-proportions-and-their-applications. License: CC BY 4.0. Access for free at https://openstax.org/books/prealgebra-2e/pages/1-introduction