Finding the Fourth Proportional to 112,157.24, 168,209.92 and 33,252.44
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Solution
The fourth proportional to 112,157.24, 168,209.92 and 33,252.44 is: 49,870.96
Step by Step Solution
- Step 1: Write the proportion equation
112,157.24 : 168,209.92 = 33,252.44 : x - Step 2: Convert to fraction form
112,157.24/168,209.92 = 33,252.44/x - Step 3: Cross multiply
112,157.24x = 168,209.92 × 33,252.44 - Step 4: Simplify right side
112,157.24x = 5,593,389,348.02 - Step 5: Solve for x
x = 5,593,389,348.02/112,157.24 - Step 6: Final answer
x = 49,870.96
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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.