Finding the Fourth Proportional to 166,236.67, 229,415.43 and 94,639.75
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Solution
The fourth proportional to 166,236.67, 229,415.43 and 94,639.75 is: 130,607.88
Step by Step Solution
- Step 1: Write the proportion equation
166,236.67 : 229,415.43 = 94,639.75 : x - Step 2: Convert to fraction form
166,236.67/229,415.43 = 94,639.75/x - Step 3: Cross multiply
166,236.67x = 229,415.43 × 94,639.75 - Step 4: Simplify right side
166,236.67x = 21,711,818,941.34 - Step 5: Solve for x
x = 21,711,818,941.34/166,236.67 - Step 6: Final answer
x = 130,607.88
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1.5x scale
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.