Finding the Fourth Proportional to 107,738,173.73, 161,629,957.41 and 34,949,270.90
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Solution
The fourth proportional to 107,738,173.73, 161,629,957.41 and 34,949,270.90 is: 52,431,268.99
Step by Step Solution
- Step 1: Write the proportion equation
107,738,173.73 : 161,629,957.41 = 34,949,270.90 : x - Step 2: Convert to fraction form
107,738,173.73/161,629,957.41 = 34,949,270.90/x - Step 3: Cross multiply
107,738,173.73x = 161,629,957.41 × 34,949,270.90 - Step 4: Simplify right side
107,738,173.73x = 5,648,849,167,350,568 - Step 5: Solve for x
x = 5,648,849,167,350,568/107,738,173.73 - Step 6: Final answer
x = 52,431,268.99
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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.