Finding the Fourth Proportional to 146,655.92, 202,388.20 and 82,993.70
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Solution
The fourth proportional to 146,655.92, 202,388.20 and 82,993.70 is: 114,533.02
Step by Step Solution
- Step 1: Write the proportion equation
146,655.92 : 202,388.20 = 82,993.70 : x - Step 2: Convert to fraction form
146,655.92/202,388.20 = 82,993.70/x - Step 3: Cross multiply
146,655.92x = 202,388.20 × 82,993.70 - Step 4: Simplify right side
146,655.92x = 16,796,945,554.34 - Step 5: Solve for x
x = 16,796,945,554.34/146,655.92 - Step 6: Final answer
x = 114,533.02
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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.