Finding the Fourth Proportional to 170,971.05, 235,939.23 and 94,495.53
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Solution
The fourth proportional to 170,971.05, 235,939.23 and 94,495.53 is: 130,403.38
Step by Step Solution
- Step 1: Write the proportion equation
170,971.05 : 235,939.23 = 94,495.53 : x - Step 2: Convert to fraction form
170,971.05/235,939.23 = 94,495.53/x - Step 3: Cross multiply
170,971.05x = 235,939.23 × 94,495.53 - Step 4: Simplify right side
170,971.05x = 22,295,202,586.64 - Step 5: Solve for x
x = 22,295,202,586.64/170,971.05 - Step 6: Final answer
x = 130,403.38
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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.