Finding the Fourth Proportional to 267,699.20, 369,436.48 and 160,248.44
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Solution
The fourth proportional to 267,699.20, 369,436.48 and 160,248.44 is: 221,149.79
Step by Step Solution
- Step 1: Write the proportion equation
267,699.20 : 369,436.48 = 160,248.44 : x - Step 2: Convert to fraction form
267,699.20/369,436.48 = 160,248.44/x - Step 3: Cross multiply
267,699.20x = 369,436.48 × 160,248.44 - Step 4: Simplify right side
267,699.20x = 59,201,620,122.06 - Step 5: Solve for x
x = 59,201,620,122.06/267,699.20 - Step 6: Final answer
x = 221,149.79
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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.