Finding the Fourth Proportional to 88,647.40, 122,330.99 and 48,361.16
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Solution
The fourth proportional to 88,647.40, 122,330.99 and 48,361.16 is: 66,737.07
Step by Step Solution
- Step 1: Write the proportion equation
88,647.40 : 122,330.99 = 48,361.16 : x - Step 2: Convert to fraction form
88,647.40/122,330.99 = 48,361.16/x - Step 3: Cross multiply
88,647.40x = 122,330.99 × 48,361.16 - Step 4: Simplify right side
88,647.40x = 5,916,067,908.24 - Step 5: Solve for x
x = 5,916,067,908.24/88,647.40 - Step 6: Final answer
x = 66,737.07
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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.