Finding the Fourth Proportional to 79,880.49, 110,234.82 and 44,074.44
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Solution
The fourth proportional to 79,880.49, 110,234.82 and 44,074.44 is: 60,822.59
Step by Step Solution
- Step 1: Write the proportion equation
79,880.49 : 110,234.82 = 44,074.44 : x - Step 2: Convert to fraction form
79,880.49/110,234.82 = 44,074.44/x - Step 3: Cross multiply
79,880.49x = 110,234.82 × 44,074.44 - Step 4: Simplify right side
79,880.49x = 4,858,537,960.00 - Step 5: Solve for x
x = 4,858,537,960.00/79,880.49 - Step 6: Final answer
x = 60,822.59
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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.