Finding the Fourth Proportional to 118,485.26, 177,722.42 and 29,736.80
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Solution
The fourth proportional to 118,485.26, 177,722.42 and 29,736.80 is: 44,603.83
Step by Step Solution
- Step 1: Write the proportion equation
118,485.26 : 177,722.42 = 29,736.80 : x - Step 2: Convert to fraction form
118,485.26/177,722.42 = 29,736.80/x - Step 3: Cross multiply
118,485.26x = 177,722.42 × 29,736.80 - Step 4: Simplify right side
118,485.26x = 5,284,896,059.06 - Step 5: Solve for x
x = 5,284,896,059.06/118,485.26 - Step 6: Final answer
x = 44,603.83
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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.