Finding the Fourth Proportional to 275,070.48, 412,611.44 and 88,081.44
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Solution
The fourth proportional to 275,070.48, 412,611.44 and 88,081.44 is: 132,123.99
Step by Step Solution
- Step 1: Write the proportion equation
275,070.48 : 412,611.44 = 88,081.44 : x - Step 2: Convert to fraction form
275,070.48/412,611.44 = 88,081.44/x - Step 3: Cross multiply
275,070.48x = 412,611.44 × 88,081.44 - Step 4: Simplify right side
275,070.48x = 36,343,409,795.67 - Step 5: Solve for x
x = 36,343,409,795.67/275,070.48 - Step 6: Final answer
x = 132,123.99
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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.