Finding the Fourth Proportional to 179,856.24, 248,163.12 and 104,364.24
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Solution
The fourth proportional to 179,856.24, 248,163.12 and 104,364.24 is: 144,000.32
Step by Step Solution
- Step 1: Write the proportion equation
179,856.24 : 248,163.12 = 104,364.24 : x - Step 2: Convert to fraction form
179,856.24/248,163.12 = 104,364.24/x - Step 3: Cross multiply
179,856.24x = 248,163.12 × 104,364.24 - Step 4: Simplify right side
179,856.24x = 25,899,355,414.83 - Step 5: Solve for x
x = 25,899,355,414.83/179,856.24 - Step 6: Final answer
x = 144,000.32
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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.