Finding the Fourth Proportional to 118,342.10, 177,409.46 and 44,521.94
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Solution
The fourth proportional to 118,342.10, 177,409.46 and 44,521.94 is: 66,743.90
Step by Step Solution
- Step 1: Write the proportion equation
118,342.10 : 177,409.46 = 44,521.94 : x - Step 2: Convert to fraction form
118,342.10/177,409.46 = 44,521.94/x - Step 3: Cross multiply
118,342.10x = 177,409.46 × 44,521.94 - Step 4: Simplify right side
118,342.10x = 7,898,613,333.55 - Step 5: Solve for x
x = 7,898,613,333.55/118,342.10 - Step 6: Final answer
x = 66,743.90
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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.