Finding the Fourth Proportional to 116,414.04, 173,602.21 and 115,349.88
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Solution
The fourth proportional to 116,414.04, 173,602.21 and 115,349.88 is: 172,015.28
Step by Step Solution
- Step 1: Write the proportion equation
116,414.04 : 173,602.21 = 115,349.88 : x - Step 2: Convert to fraction form
116,414.04/173,602.21 = 115,349.88/x - Step 3: Cross multiply
116,414.04x = 173,602.21 × 115,349.88 - Step 4: Simplify right side
116,414.04x = 20,024,994,091.23 - Step 5: Solve for x
x = 20,024,994,091.23/116,414.04 - Step 6: Final answer
x = 172,015.28
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.