Finding the Fourth Proportional to 88,527,181.05, 122,161,979.84 and 48,835,170.88
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Solution
The fourth proportional to 88,527,181.05, 122,161,979.84 and 48,835,170.88 is: 67,389,485.24
Step by Step Solution
- Step 1: Write the proportion equation
88,527,181.05 : 122,161,979.84 = 48,835,170.88 : x - Step 2: Convert to fraction form
88,527,181.05/122,161,979.84 = 48,835,170.88/x - Step 3: Cross multiply
88,527,181.05x = 122,161,979.84 × 48,835,170.88 - Step 4: Simplify right side
88,527,181.05x = 5,965,801,160,388,120 - Step 5: Solve for x
x = 5,965,801,160,388,120/88,527,181.05 - Step 6: Final answer
x = 67,389,485.24
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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.