Finding the Fourth Proportional to 309,837.73, 464,616.41 and 110,163.44
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Solution
The fourth proportional to 309,837.73, 464,616.41 and 110,163.44 is: 165,195.32
Step by Step Solution
- Step 1: Write the proportion equation
309,837.73 : 464,616.41 = 110,163.44 : x - Step 2: Convert to fraction form
309,837.73/464,616.41 = 110,163.44/x - Step 3: Cross multiply
309,837.73x = 464,616.41 × 110,163.44 - Step 4: Simplify right side
309,837.73x = 51,183,742,006.05 - Step 5: Solve for x
x = 51,183,742,006.05/309,837.73 - Step 6: Final answer
x = 165,195.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.