Finding the Fourth Proportional to 173,523.36, 239,487.92 and 109,867.08
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Solution
The fourth proportional to 173,523.36, 239,487.92 and 109,867.08 is: 151,632.83
Step by Step Solution
- Step 1: Write the proportion equation
173,523.36 : 239,487.92 = 109,867.08 : x - Step 2: Convert to fraction form
173,523.36/239,487.92 = 109,867.08/x - Step 3: Cross multiply
173,523.36x = 239,487.92 × 109,867.08 - Step 4: Simplify right side
173,523.36x = 26,311,838,465.67 - Step 5: Solve for x
x = 26,311,838,465.67/173,523.36 - Step 6: Final answer
x = 151,632.83
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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.