Finding the Fourth Proportional to 204,167.60, 281,752.08 and 113,531.84
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Solution
The fourth proportional to 204,167.60, 281,752.08 and 113,531.84 is: 156,674.38
Step by Step Solution
- Step 1: Write the proportion equation
204,167.60 : 281,752.08 = 113,531.84 : x - Step 2: Convert to fraction form
204,167.60/281,752.08 = 113,531.84/x - Step 3: Cross multiply
204,167.60x = 281,752.08 × 113,531.84 - Step 4: Simplify right side
204,167.60x = 31,987,832,066.23 - Step 5: Solve for x
x = 31,987,832,066.23/204,167.60 - Step 6: Final answer
x = 156,674.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.