Finding the Fourth Proportional to 167,207.44, 230,752.92 and 91,758.64
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Solution
The fourth proportional to 167,207.44, 230,752.92 and 91,758.64 is: 126,630.57
Step by Step Solution
- Step 1: Write the proportion equation
167,207.44 : 230,752.92 = 91,758.64 : x - Step 2: Convert to fraction form
167,207.44/230,752.92 = 91,758.64/x - Step 3: Cross multiply
167,207.44x = 230,752.92 × 91,758.64 - Step 4: Simplify right side
167,207.44x = 21,173,574,115.23 - Step 5: Solve for x
x = 21,173,574,115.23/167,207.44 - Step 6: Final answer
x = 126,630.57
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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.