Finding the Fourth Proportional to 79,882.17, 110,237.78 and 44,072.18
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Solution
The fourth proportional to 79,882.17, 110,237.78 and 44,072.18 is: 60,819.82
Step by Step Solution
- Step 1: Write the proportion equation
79,882.17 : 110,237.78 = 44,072.18 : x - Step 2: Convert to fraction form
79,882.17/110,237.78 = 44,072.18/x - Step 3: Cross multiply
79,882.17x = 110,237.78 × 44,072.18 - Step 4: Simplify right side
79,882.17x = 4,858,419,282.96 - Step 5: Solve for x
x = 4,858,419,282.96/79,882.17 - Step 6: Final answer
x = 60,819.82
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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.