Finding the Fourth Proportional to 223,143.16, 334,612.68 and 133,226.68
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Solution
The fourth proportional to 223,143.16, 334,612.68 and 133,226.68 is: 199,779.09
Step by Step Solution
- Step 1: Write the proportion equation
223,143.16 : 334,612.68 = 133,226.68 : x - Step 2: Convert to fraction form
223,143.16/334,612.68 = 133,226.68/x - Step 3: Cross multiply
223,143.16x = 334,612.68 × 133,226.68 - Step 4: Simplify right side
223,143.16x = 44,579,336,442.30 - Step 5: Solve for x
x = 44,579,336,442.30/223,143.16 - Step 6: Final answer
x = 199,779.09
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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.