Finding the Fourth Proportional to 75,531.44, 104,234.08 and 41,076.49
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Solution
The fourth proportional to 75,531.44, 104,234.08 and 41,076.49 is: 56,685.94
Step by Step Solution
- Step 1: Write the proportion equation
75,531.44 : 104,234.08 = 41,076.49 : x - Step 2: Convert to fraction form
75,531.44/104,234.08 = 41,076.49/x - Step 3: Cross multiply
75,531.44x = 104,234.08 × 41,076.49 - Step 4: Simplify right side
75,531.44x = 4,281,570,707.29 - Step 5: Solve for x
x = 4,281,570,707.29/75,531.44 - Step 6: Final answer
x = 56,685.94
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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.