Finding the Fourth Proportional to 193,732.30, 290,593.07 and 51,578.79
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Solution
The fourth proportional to 193,732.30, 290,593.07 and 51,578.79 is: 77,366.75
Step by Step Solution
- Step 1: Write the proportion equation
193,732.30 : 290,593.07 = 51,578.79 : x - Step 2: Convert to fraction form
193,732.30/290,593.07 = 51,578.79/x - Step 3: Cross multiply
193,732.30x = 290,593.07 × 51,578.79 - Step 4: Simplify right side
193,732.30x = 14,988,438,997.46 - Step 5: Solve for x
x = 14,988,438,997.46/193,732.30 - Step 6: Final answer
x = 77,366.75
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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.