Finding the Fourth Proportional to 116,366.47, 174,205.24 and 71,850.09
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Solution
The fourth proportional to 116,366.47, 174,205.24 and 71,850.09 is: 107,562.45
Step by Step Solution
- Step 1: Write the proportion equation
116,366.47 : 174,205.24 = 71,850.09 : x - Step 2: Convert to fraction form
116,366.47/174,205.24 = 71,850.09/x - Step 3: Cross multiply
116,366.47x = 174,205.24 × 71,850.09 - Step 4: Simplify right side
116,366.47x = 12,516,662,172.47 - Step 5: Solve for x
x = 12,516,662,172.47/116,366.47 - Step 6: Final answer
x = 107,562.45
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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.