Finding the Fourth Proportional to 116,213.67, 174,297.53 and 31,952.09
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Solution
The fourth proportional to 116,213.67, 174,297.53 and 31,952.09 is: 47,921.82
Step by Step Solution
- Step 1: Write the proportion equation
116,213.67 : 174,297.53 = 31,952.09 : x - Step 2: Convert to fraction form
116,213.67/174,297.53 = 31,952.09/x - Step 3: Cross multiply
116,213.67x = 174,297.53 × 31,952.09 - Step 4: Simplify right side
116,213.67x = 5,569,170,880.96 - Step 5: Solve for x
x = 5,569,170,880.96/116,213.67 - Step 6: Final answer
x = 47,921.82
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1.5x scale
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.