Finding the Fourth Proportional to 229,753.44, 317,012.84 and 134,241.68
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Solution
The fourth proportional to 229,753.44, 317,012.84 and 134,241.68 is: 185,226.11
Step by Step Solution
- Step 1: Write the proportion equation
229,753.44 : 317,012.84 = 134,241.68 : x - Step 2: Convert to fraction form
229,753.44/317,012.84 = 134,241.68/x - Step 3: Cross multiply
229,753.44x = 317,012.84 × 134,241.68 - Step 4: Simplify right side
229,753.44x = 42,556,336,223.17 - Step 5: Solve for x
x = 42,556,336,223.17/229,753.44 - Step 6: Final answer
x = 185,226.11
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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.