Finding the Fourth Proportional to 186,232.08, 279,178.68 and 67,876.44
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Solution
The fourth proportional to 186,232.08, 279,178.68 and 67,876.44 is: 101,752.90
Step by Step Solution
- Step 1: Write the proportion equation
186,232.08 : 279,178.68 = 67,876.44 : x - Step 2: Convert to fraction form
186,232.08/279,178.68 = 67,876.44/x - Step 3: Cross multiply
186,232.08x = 279,178.68 × 67,876.44 - Step 4: Simplify right side
186,232.08x = 18,949,654,922.30 - Step 5: Solve for x
x = 18,949,654,922.30/186,232.08 - Step 6: Final answer
x = 101,752.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.