Finding the Fourth Proportional to 106,593.02, 159,861.68 and 31,692.99
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Solution
The fourth proportional to 106,593.02, 159,861.68 and 31,692.99 is: 47,531.21
Step by Step Solution
- Step 1: Write the proportion equation
106,593.02 : 159,861.68 = 31,692.99 : x - Step 2: Convert to fraction form
106,593.02/159,861.68 = 31,692.99/x - Step 3: Cross multiply
106,593.02x = 159,861.68 × 31,692.99 - Step 4: Simplify right side
106,593.02x = 5,066,494,467.16 - Step 5: Solve for x
x = 5,066,494,467.16/106,593.02 - Step 6: Final answer
x = 47,531.21
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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.