Finding the Fourth Proportional to 88,517.80, 122,152.26 and 48,232.36
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Solution
The fourth proportional to 88,517.80, 122,152.26 and 48,232.36 is: 66,559.40
Step by Step Solution
- Step 1: Write the proportion equation
88,517.80 : 122,152.26 = 48,232.36 : x - Step 2: Convert to fraction form
88,517.80/122,152.26 = 48,232.36/x - Step 3: Cross multiply
88,517.80x = 122,152.26 × 48,232.36 - Step 4: Simplify right side
88,517.80x = 5,891,691,779.13 - Step 5: Solve for x
x = 5,891,691,779.13/88,517.80 - Step 6: Final answer
x = 66,559.40
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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.