Finding the Fourth Proportional to 158,261.26, 237,391.88 and 53,079.92
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Solution
The fourth proportional to 158,261.26, 237,391.88 and 53,079.92 is: 79,619.88
Step by Step Solution
- Step 1: Write the proportion equation
158,261.26 : 237,391.88 = 53,079.92 : x - Step 2: Convert to fraction form
158,261.26/237,391.88 = 53,079.92/x - Step 3: Cross multiply
158,261.26x = 237,391.88 × 53,079.92 - Step 4: Simplify right side
158,261.26x = 12,600,741,999.05 - Step 5: Solve for x
x = 12,600,741,999.05/158,261.26 - Step 6: Final answer
x = 79,619.88
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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.