Finding the Fourth Proportional to 116,208.99, 174,387.22 and 49,649.63
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Solution
The fourth proportional to 116,208.99, 174,387.22 and 49,649.63 is: 74,505.95
Step by Step Solution
- Step 1: Write the proportion equation
116,208.99 : 174,387.22 = 49,649.63 : x - Step 2: Convert to fraction form
116,208.99/174,387.22 = 49,649.63/x - Step 3: Cross multiply
116,208.99x = 174,387.22 × 49,649.63 - Step 4: Simplify right side
116,208.99x = 8,658,260,949.73 - Step 5: Solve for x
x = 8,658,260,949.73/116,208.99 - Step 6: Final answer
x = 74,505.95
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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.