Finding the Fourth Proportional to 268,664.44, 370,847.97 and 166,749.56
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Solution
The fourth proportional to 268,664.44, 370,847.97 and 166,749.56 is: 230,170.89
Step by Step Solution
- Step 1: Write the proportion equation
268,664.44 : 370,847.97 = 166,749.56 : x - Step 2: Convert to fraction form
268,664.44/370,847.97 = 166,749.56/x - Step 3: Cross multiply
268,664.44x = 370,847.97 × 166,749.56 - Step 4: Simplify right side
268,664.44x = 61,838,733,136.41 - Step 5: Solve for x
x = 61,838,733,136.41/268,664.44 - Step 6: Final answer
x = 230,170.89
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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.