Finding the Fourth Proportional to 181,503.29, 250,480.61 and 99,834.99
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Solution
The fourth proportional to 181,503.29, 250,480.61 and 99,834.99 is: 137,775.63
Step by Step Solution
- Step 1: Write the proportion equation
181,503.29 : 250,480.61 = 99,834.99 : x - Step 2: Convert to fraction form
181,503.29/250,480.61 = 99,834.99/x - Step 3: Cross multiply
181,503.29x = 250,480.61 × 99,834.99 - Step 4: Simplify right side
181,503.29x = 25,006,728,695.37 - Step 5: Solve for x
x = 25,006,728,695.37/181,503.29 - Step 6: Final answer
x = 137,775.63
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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.