Finding the Fourth Proportional to 170,796.24, 235,706.76 and 149,538.96
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Solution
The fourth proportional to 170,796.24, 235,706.76 and 149,538.96 is: 206,370.72
Step by Step Solution
- Step 1: Write the proportion equation
170,796.24 : 235,706.76 = 149,538.96 : x - Step 2: Convert to fraction form
170,796.24/235,706.76 = 149,538.96/x - Step 3: Cross multiply
170,796.24x = 235,706.76 × 149,538.96 - Step 4: Simplify right side
170,796.24x = 35,247,343,755.37 - Step 5: Solve for x
x = 35,247,343,755.37/170,796.24 - Step 6: Final answer
x = 206,370.72
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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.