Finding the Fourth Proportional to 170,336.23, 235,161.43 and 113,053.23
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Solution
The fourth proportional to 170,336.23, 235,161.43 and 113,053.23 is: 156,078.12
Step by Step Solution
- Step 1: Write the proportion equation
170,336.23 : 235,161.43 = 113,053.23 : x - Step 2: Convert to fraction form
170,336.23/235,161.43 = 113,053.23/x - Step 3: Cross multiply
170,336.23x = 235,161.43 × 113,053.23 - Step 4: Simplify right side
170,336.23x = 26,585,758,950.29 - Step 5: Solve for x
x = 26,585,758,950.29/170,336.23 - Step 6: Final answer
x = 156,078.12
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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.