Finding the Fourth Proportional to 166,660.92, 230,014.08 and 94,078.44
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Solution
The fourth proportional to 166,660.92, 230,014.08 and 94,078.44 is: 129,840.67
Step by Step Solution
- Step 1: Write the proportion equation
166,660.92 : 230,014.08 = 94,078.44 : x - Step 2: Convert to fraction form
166,660.92/230,014.08 = 94,078.44/x - Step 3: Cross multiply
166,660.92x = 230,014.08 × 94,078.44 - Step 4: Simplify right side
166,660.92x = 21,639,365,824.44 - Step 5: Solve for x
x = 21,639,365,824.44/166,660.92 - Step 6: Final answer
x = 129,840.67
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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.