Finding the Fourth Proportional to 115,651.36, 173,199.84 and 59,343.36
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Solution
The fourth proportional to 115,651.36, 173,199.84 and 59,343.36 is: 88,872.80
Step by Step Solution
- Step 1: Write the proportion equation
115,651.36 : 173,199.84 = 59,343.36 : x - Step 2: Convert to fraction form
115,651.36/173,199.84 = 59,343.36/x - Step 3: Cross multiply
115,651.36x = 173,199.84 × 59,343.36 - Step 4: Simplify right side
115,651.36x = 10,278,260,457.06 - Step 5: Solve for x
x = 10,278,260,457.06/115,651.36 - Step 6: Final answer
x = 88,872.80
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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.