Finding the Fourth Proportional to 267,120.96, 368,626.08 and 147,888.96
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Solution
The fourth proportional to 267,120.96, 368,626.08 and 147,888.96 is: 204,086.30
Step by Step Solution
- Step 1: Write the proportion equation
267,120.96 : 368,626.08 = 147,888.96 : x - Step 2: Convert to fraction form
267,120.96/368,626.08 = 147,888.96/x - Step 3: Cross multiply
267,120.96x = 368,626.08 × 147,888.96 - Step 4: Simplify right side
267,120.96x = 54,515,727,600.08 - Step 5: Solve for x
x = 54,515,727,600.08/267,120.96 - Step 6: Final answer
x = 204,086.30
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1.5x scale
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.