Finding the Fourth Proportional to 176,736.90, 264,716.55 and 157,037.70
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Solution
The fourth proportional to 176,736.90, 264,716.55 and 157,037.70 is: 235,211.09
Step by Step Solution
- Step 1: Write the proportion equation
176,736.90 : 264,716.55 = 157,037.70 : x - Step 2: Convert to fraction form
176,736.90/264,716.55 = 157,037.70/x - Step 3: Cross multiply
176,736.90x = 264,716.55 × 157,037.70 - Step 4: Simplify right side
176,736.90x = 41,570,478,163.94 - Step 5: Solve for x
x = 41,570,478,163.94/176,736.90 - Step 6: Final answer
x = 235,211.09
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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.