Finding the Fourth Proportional to 79,821.04, 110,157.94 and 44,010.94
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Solution
The fourth proportional to 79,821.04, 110,157.94 and 44,010.94 is: 60,737.80
Step by Step Solution
- Step 1: Write the proportion equation
79,821.04 : 110,157.94 = 44,010.94 : x - Step 2: Convert to fraction form
79,821.04/110,157.94 = 44,010.94/x - Step 3: Cross multiply
79,821.04x = 110,157.94 × 44,010.94 - Step 4: Simplify right side
79,821.04x = 4,848,154,487.86 - Step 5: Solve for x
x = 4,848,154,487.86/79,821.04 - Step 6: Final answer
x = 60,737.80
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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.