Finding the Fourth Proportional to 79,984.73, 110,378.25 and 44,173.97
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Solution
The fourth proportional to 79,984.73, 110,378.25 and 44,173.97 is: 60,959.70
Step by Step Solution
- Step 1: Write the proportion equation
79,984.73 : 110,378.25 = 44,173.97 : x - Step 2: Convert to fraction form
79,984.73/110,378.25 = 44,173.97/x - Step 3: Cross multiply
79,984.73x = 110,378.25 × 44,173.97 - Step 4: Simplify right side
79,984.73x = 4,875,845,210.88 - Step 5: Solve for x
x = 4,875,845,210.88/79,984.73 - Step 6: Final answer
x = 60,959.70
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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.