Finding the Fourth Proportional to 270,050.74, 405,125.32 and 92,575.68
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Solution
The fourth proportional to 270,050.74, 405,125.32 and 92,575.68 is: 138,880.39
Step by Step Solution
- Step 1: Write the proportion equation
270,050.74 : 405,125.32 = 92,575.68 : x - Step 2: Convert to fraction form
270,050.74/405,125.32 = 92,575.68/x - Step 3: Cross multiply
270,050.74x = 405,125.32 × 92,575.68 - Step 4: Simplify right side
270,050.74x = 37,504,751,984.22 - Step 5: Solve for x
x = 37,504,751,984.22/270,050.74 - Step 6: Final answer
x = 138,880.39
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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.