Finding the Fourth Proportional to 107,838.87, 161,752.42 and 32,958.99
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Solution
The fourth proportional to 107,838.87, 161,752.42 and 32,958.99 is: 49,436.68
Step by Step Solution
- Step 1: Write the proportion equation
107,838.87 : 161,752.42 = 32,958.99 : x - Step 2: Convert to fraction form
107,838.87/161,752.42 = 32,958.99/x - Step 3: Cross multiply
107,838.87x = 161,752.42 × 32,958.99 - Step 4: Simplify right side
107,838.87x = 5,331,195,824.08 - Step 5: Solve for x
x = 5,331,195,824.08/107,838.87 - Step 6: Final answer
x = 49,436.68
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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.