Finding the Fourth Proportional to 201,696.99, 302,573.27 and 68,541.49
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Solution
The fourth proportional to 201,696.99, 302,573.27 and 68,541.49 is: 102,821.68
Step by Step Solution
- Step 1: Write the proportion equation
201,696.99 : 302,573.27 = 68,541.49 : x - Step 2: Convert to fraction form
201,696.99/302,573.27 = 68,541.49/x - Step 3: Cross multiply
201,696.99x = 302,573.27 × 68,541.49 - Step 4: Simplify right side
201,696.99x = 20,738,823,309.54 - Step 5: Solve for x
x = 20,738,823,309.54/201,696.99 - Step 6: Final answer
x = 102,821.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.