Finding the Fourth Proportional to 204,163.52, 281,762.88 and 113,526.08
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Solution
The fourth proportional to 204,163.52, 281,762.88 and 113,526.08 is: 156,675.57
Step by Step Solution
- Step 1: Write the proportion equation
204,163.52 : 281,762.88 = 113,526.08 : x - Step 2: Convert to fraction form
204,163.52/281,762.88 = 113,526.08/x - Step 3: Cross multiply
204,163.52x = 281,762.88 × 113,526.08 - Step 4: Simplify right side
204,163.52x = 31,987,435,255.91 - Step 5: Solve for x
x = 31,987,435,255.91/204,163.52 - Step 6: Final answer
x = 156,675.57
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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.