Finding the Fourth Proportional to 117,939.76, 176,910.24 and 33,709.88
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Solution
The fourth proportional to 117,939.76, 176,910.24 and 33,709.88 is: 50,564.99
Step by Step Solution
- Step 1: Write the proportion equation
117,939.76 : 176,910.24 = 33,709.88 : x - Step 2: Convert to fraction form
117,939.76/176,910.24 = 33,709.88/x - Step 3: Cross multiply
117,939.76x = 176,910.24 × 33,709.88 - Step 4: Simplify right side
117,939.76x = 5,963,622,961.17 - Step 5: Solve for x
x = 5,963,622,961.17/117,939.76 - Step 6: Final answer
x = 50,564.99
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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.