Finding the Fourth Proportional to 106,482.96, 159,738.84 and 36,343.44
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Solution
The fourth proportional to 106,482.96, 159,738.84 and 36,343.44 is: 54,520.07
Step by Step Solution
- Step 1: Write the proportion equation
106,482.96 : 159,738.84 = 36,343.44 : x - Step 2: Convert to fraction form
106,482.96/159,738.84 = 36,343.44/x - Step 3: Cross multiply
106,482.96x = 159,738.84 × 36,343.44 - Step 4: Simplify right side
106,482.96x = 5,805,458,947.21 - Step 5: Solve for x
x = 5,805,458,947.21/106,482.96 - Step 6: Final answer
x = 54,520.07
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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.