Finding the Fourth Proportional to 166,324.99, 229,528.56 and 89,844.08
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Solution
The fourth proportional to 166,324.99, 229,528.56 and 89,844.08 is: 123,984.87
Step by Step Solution
- Step 1: Write the proportion equation
166,324.99 : 229,528.56 = 89,844.08 : x - Step 2: Convert to fraction form
166,324.99/229,528.56 = 89,844.08/x - Step 3: Cross multiply
166,324.99x = 229,528.56 × 89,844.08 - Step 4: Simplify right side
166,324.99x = 20,621,781,982.72 - Step 5: Solve for x
x = 20,621,781,982.72/166,324.99 - Step 6: Final answer
x = 123,984.87
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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.