Finding the Fourth Proportional to 88,737.51, 122,458.02 and 48,451.62
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Solution
The fourth proportional to 88,737.51, 122,458.02 and 48,451.62 is: 66,863.38
Step by Step Solution
- Step 1: Write the proportion equation
88,737.51 : 122,458.02 = 48,451.62 : x - Step 2: Convert to fraction form
88,737.51/122,458.02 = 48,451.62/x - Step 3: Cross multiply
88,737.51x = 122,458.02 × 48,451.62 - Step 4: Simplify right side
88,737.51x = 5,933,289,450.99 - Step 5: Solve for x
x = 5,933,289,450.99/88,737.51 - Step 6: Final answer
x = 66,863.38
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1.5x scale
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.