Finding the Fourth Proportional to 136,374.34, 188,193.09 and 132,350.26
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Solution
The fourth proportional to 136,374.34, 188,193.09 and 132,350.26 is: 182,639.96
Step by Step Solution
- Step 1: Write the proportion equation
136,374.34 : 188,193.09 = 132,350.26 : x - Step 2: Convert to fraction form
136,374.34/188,193.09 = 132,350.26/x - Step 3: Cross multiply
136,374.34x = 188,193.09 × 132,350.26 - Step 4: Simplify right side
136,374.34x = 24,907,404,391.70 - Step 5: Solve for x
x = 24,907,404,391.70/136,374.34 - Step 6: Final answer
x = 182,639.96
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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.