Finding the Fourth Proportional to 88,841.36, 122,608.36 and 50,612.88
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Solution
The fourth proportional to 88,841.36, 122,608.36 and 50,612.88 is: 69,849.92
Step by Step Solution
- Step 1: Write the proportion equation
88,841.36 : 122,608.36 = 50,612.88 : x - Step 2: Convert to fraction form
88,841.36/122,608.36 = 50,612.88/x - Step 3: Cross multiply
88,841.36x = 122,608.36 × 50,612.88 - Step 4: Simplify right side
88,841.36x = 6,205,562,211.68 - Step 5: Solve for x
x = 6,205,562,211.68/88,841.36 - Step 6: Final answer
x = 69,849.92
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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.