Finding the Fourth Proportional to 170,715.88, 235,564.50 and 95,249.80
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Solution
The fourth proportional to 170,715.88, 235,564.50 and 95,249.80 is: 131,431.66
Step by Step Solution
- Step 1: Write the proportion equation
170,715.88 : 235,564.50 = 95,249.80 : x - Step 2: Convert to fraction form
170,715.88/235,564.50 = 95,249.80/x - Step 3: Cross multiply
170,715.88x = 235,564.50 × 95,249.80 - Step 4: Simplify right side
170,715.88x = 22,437,471,512.10 - Step 5: Solve for x
x = 22,437,471,512.10/170,715.88 - Step 6: Final answer
x = 131,431.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.