Finding the Fourth Proportional to 80,296.68, 110,799.84 and 46,316.28
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Solution
The fourth proportional to 80,296.68, 110,799.84 and 46,316.28 is: 63,910.94
Step by Step Solution
- Step 1: Write the proportion equation
80,296.68 : 110,799.84 = 46,316.28 : x - Step 2: Convert to fraction form
80,296.68/110,799.84 = 46,316.28/x - Step 3: Cross multiply
80,296.68x = 110,799.84 × 46,316.28 - Step 4: Simplify right side
80,296.68x = 5,131,836,413.40 - Step 5: Solve for x
x = 5,131,836,413.40/80,296.68 - Step 6: Final answer
x = 63,910.94
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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.