Finding the Fourth Proportional to 173,912.36, 239,998.53 and 96,392.96
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Solution
The fourth proportional to 173,912.36, 239,998.53 and 96,392.96 is: 133,021.99
Step by Step Solution
- Step 1: Write the proportion equation
173,912.36 : 239,998.53 = 96,392.96 : x - Step 2: Convert to fraction form
173,912.36/239,998.53 = 96,392.96/x - Step 3: Cross multiply
173,912.36x = 239,998.53 × 96,392.96 - Step 4: Simplify right side
173,912.36x = 23,134,168,492.72 - Step 5: Solve for x
x = 23,134,168,492.72/173,912.36 - Step 6: Final answer
x = 133,021.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.