Finding the Fourth Proportional to 168,226.70, 232,158.03 and 96,621.08
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Solution
The fourth proportional to 168,226.70, 232,158.03 and 96,621.08 is: 133,340.07
Step by Step Solution
- Step 1: Write the proportion equation
168,226.70 : 232,158.03 = 96,621.08 : x - Step 2: Convert to fraction form
168,226.70/232,158.03 = 96,621.08/x - Step 3: Cross multiply
168,226.70x = 232,158.03 × 96,621.08 - Step 4: Simplify right side
168,226.70x = 22,431,359,589.27 - Step 5: Solve for x
x = 22,431,359,589.27/168,226.70 - Step 6: Final answer
x = 133,340.07
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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.