Finding the Fourth Proportional to 267,992.67, 369,757.71 and 153,247.68
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Solution
The fourth proportional to 267,992.67, 369,757.71 and 153,247.68 is: 211,440.53
Step by Step Solution
- Step 1: Write the proportion equation
267,992.67 : 369,757.71 = 153,247.68 : x - Step 2: Convert to fraction form
267,992.67/369,757.71 = 153,247.68/x - Step 3: Cross multiply
267,992.67x = 369,757.71 × 153,247.68 - Step 4: Simplify right side
267,992.67x = 56,664,511,219.61 - Step 5: Solve for x
x = 56,664,511,219.61/267,992.67 - Step 6: Final answer
x = 211,440.53
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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.