Finding the Fourth Proportional to 88,974.50, 122,779.50 and 48,680.24
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Solution
The fourth proportional to 88,974.50, 122,779.50 and 48,680.24 is: 67,175.83
Step by Step Solution
- Step 1: Write the proportion equation
88,974.50 : 122,779.50 = 48,680.24 : x - Step 2: Convert to fraction form
88,974.50/122,779.50 = 48,680.24/x - Step 3: Cross multiply
88,974.50x = 122,779.50 × 48,680.24 - Step 4: Simplify right side
88,974.50x = 5,976,935,527.08 - Step 5: Solve for x
x = 5,976,935,527.08/88,974.50 - Step 6: Final answer
x = 67,175.83
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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.