Finding the Fourth Proportional to 88,493.93, 122,121.02 and 48,207.72
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Solution
The fourth proportional to 88,493.93, 122,121.02 and 48,207.72 is: 66,526.32
Step by Step Solution
- Step 1: Write the proportion equation
88,493.93 : 122,121.02 = 48,207.72 : x - Step 2: Convert to fraction form
88,493.93/122,121.02 = 48,207.72/x - Step 3: Cross multiply
88,493.93x = 122,121.02 × 48,207.72 - Step 4: Simplify right side
88,493.93x = 5,887,175,086.63 - Step 5: Solve for x
x = 5,887,175,086.63/88,493.93 - Step 6: Final answer
x = 66,526.32
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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.