Finding the Fourth Proportional to 200,733.29, 301,100.49 and 67,706.99
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Solution
The fourth proportional to 200,733.29, 301,100.49 and 67,706.99 is: 101,560.67
Step by Step Solution
- Step 1: Write the proportion equation
200,733.29 : 301,100.49 = 67,706.99 : x - Step 2: Convert to fraction form
200,733.29/301,100.49 = 67,706.99/x - Step 3: Cross multiply
200,733.29x = 301,100.49 × 67,706.99 - Step 4: Simplify right side
200,733.29x = 20,386,606,359.92 - Step 5: Solve for x
x = 20,386,606,359.92/200,733.29 - Step 6: Final answer
x = 101,560.67
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1.5x scale
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.