Finding the Fourth Proportional to 117,371.63, 176,054.36 and 33,137.62
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Solution
The fourth proportional to 117,371.63, 176,054.36 and 33,137.62 is: 49,705.56
Step by Step Solution
- Step 1: Write the proportion equation
117,371.63 : 176,054.36 = 33,137.62 : x - Step 2: Convert to fraction form
117,371.63/176,054.36 = 33,137.62/x - Step 3: Cross multiply
117,371.63x = 176,054.36 × 33,137.62 - Step 4: Simplify right side
117,371.63x = 5,834,022,481.02 - Step 5: Solve for x
x = 5,834,022,481.02/117,371.63 - Step 6: Final answer
x = 49,705.56
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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.