Finding the Fourth Proportional to 367,676.48, 551,515.14 and 114,958.31
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Solution
The fourth proportional to 367,676.48, 551,515.14 and 114,958.31 is: 172,437.59
Step by Step Solution
- Step 1: Write the proportion equation
367,676.48 : 551,515.14 = 114,958.31 : x - Step 2: Convert to fraction form
367,676.48/551,515.14 = 114,958.31/x - Step 3: Cross multiply
367,676.48x = 551,515.14 × 114,958.31 - Step 4: Simplify right side
367,676.48x = 63,401,245,676.24 - Step 5: Solve for x
x = 63,401,245,676.24/367,676.48 - Step 6: Final answer
x = 172,437.59
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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.