Finding the Fourth Proportional to 173,240.04, 239,080.86 and 122,269.08
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Solution
The fourth proportional to 173,240.04, 239,080.86 and 122,269.08 is: 168,738.11
Step by Step Solution
- Step 1: Write the proportion equation
173,240.04 : 239,080.86 = 122,269.08 : x - Step 2: Convert to fraction form
173,240.04/239,080.86 = 122,269.08/x - Step 3: Cross multiply
173,240.04x = 239,080.86 × 122,269.08 - Step 4: Simplify right side
173,240.04x = 29,232,196,797.81 - Step 5: Solve for x
x = 29,232,196,797.81/173,240.04 - Step 6: Final answer
x = 168,738.11
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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.