Finding the Fourth Proportional to 295,716.26, 408,088.42 and 161,580.26
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Solution
The fourth proportional to 295,716.26, 408,088.42 and 161,580.26 is: 222,980.75
Step by Step Solution
- Step 1: Write the proportion equation
295,716.26 : 408,088.42 = 161,580.26 : x - Step 2: Convert to fraction form
295,716.26/408,088.42 = 161,580.26/x - Step 3: Cross multiply
295,716.26x = 408,088.42 × 161,580.26 - Step 4: Simplify right side
295,716.26x = 65,939,033,006.59 - Step 5: Solve for x
x = 65,939,033,006.59/295,716.26 - Step 6: Final answer
x = 222,980.75
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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.