Finding the Fourth Proportional to 163,609.25, 225,704.98 and 95,629.08
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Solution
The fourth proportional to 163,609.25, 225,704.98 and 95,629.08 is: 131,923.84
Step by Step Solution
- Step 1: Write the proportion equation
163,609.25 : 225,704.98 = 95,629.08 : x - Step 2: Convert to fraction form
163,609.25/225,704.98 = 95,629.08/x - Step 3: Cross multiply
163,609.25x = 225,704.98 × 95,629.08 - Step 4: Simplify right side
163,609.25x = 21,583,960,554.75 - Step 5: Solve for x
x = 21,583,960,554.75/163,609.25 - Step 6: Final answer
x = 131,923.84
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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.