Finding the Fourth Proportional to 118,163.17, 177,243.84 and 29,416.09
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Solution
The fourth proportional to 118,163.17, 177,243.84 and 29,416.09 is: 44,123.91
Step by Step Solution
- Step 1: Write the proportion equation
118,163.17 : 177,243.84 = 29,416.09 : x - Step 2: Convert to fraction form
118,163.17/177,243.84 = 29,416.09/x - Step 3: Cross multiply
118,163.17x = 177,243.84 × 29,416.09 - Step 4: Simplify right side
118,163.17x = 5,213,820,749.39 - Step 5: Solve for x
x = 5,213,820,749.39/118,163.17 - Step 6: Final answer
x = 44,123.91
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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.