Finding the Fourth Proportional to 111,471.84, 167,207.12 and 27,232.48
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Solution
The fourth proportional to 111,471.84, 167,207.12 and 27,232.48 is: 40,848.56
Step by Step Solution
- Step 1: Write the proportion equation
111,471.84 : 167,207.12 = 27,232.48 : x - Step 2: Convert to fraction form
111,471.84/167,207.12 = 27,232.48/x - Step 3: Cross multiply
111,471.84x = 167,207.12 × 27,232.48 - Step 4: Simplify right side
111,471.84x = 4,553,464,551.26 - Step 5: Solve for x
x = 4,553,464,551.26/111,471.84 - Step 6: Final answer
x = 40,848.56
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1.5x scale
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.