Finding the Fourth Proportional to 170,963.29, 235,916.99 and 94,481.47
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Solution
The fourth proportional to 170,963.29, 235,916.99 and 94,481.47 is: 130,377.60
Step by Step Solution
- Step 1: Write the proportion equation
170,963.29 : 235,916.99 = 94,481.47 : x - Step 2: Convert to fraction form
170,963.29/235,916.99 = 94,481.47/x - Step 3: Cross multiply
170,963.29x = 235,916.99 × 94,481.47 - Step 4: Simplify right side
170,963.29x = 22,289,783,540.77 - Step 5: Solve for x
x = 22,289,783,540.77/170,963.29 - Step 6: Final answer
x = 130,377.60
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1.5x scale
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.