Finding the Fourth Proportional to 88,696.46, 133,067.74 and 44,321.42
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Solution
The fourth proportional to 88,696.46, 133,067.74 and 44,321.42 is: 66,493.65
Step by Step Solution
- Step 1: Write the proportion equation
88,696.46 : 133,067.74 = 44,321.42 : x - Step 2: Convert to fraction form
88,696.46/133,067.74 = 44,321.42/x - Step 3: Cross multiply
88,696.46x = 133,067.74 × 44,321.42 - Step 4: Simplify right side
88,696.46x = 5,897,751,192.99 - Step 5: Solve for x
x = 5,897,751,192.99/88,696.46 - Step 6: Final answer
x = 66,493.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.