Finding the Fourth Proportional to 118,243.28, 177,315.96 and 48,074.96
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Solution
The fourth proportional to 118,243.28, 177,315.96 and 48,074.96 is: 72,092.53
Step by Step Solution
- Step 1: Write the proportion equation
118,243.28 : 177,315.96 = 48,074.96 : x - Step 2: Convert to fraction form
118,243.28/177,315.96 = 48,074.96/x - Step 3: Cross multiply
118,243.28x = 177,315.96 × 48,074.96 - Step 4: Simplify right side
118,243.28x = 8,524,457,684.36 - Step 5: Solve for x
x = 8,524,457,684.36/118,243.28 - Step 6: Final answer
x = 72,092.53
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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.