Finding the Fourth Proportional to 186,682.36, 257,620.62 and 101,797.60
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Solution
The fourth proportional to 186,682.36, 257,620.62 and 101,797.60 is: 140,480.12
Step by Step Solution
- Step 1: Write the proportion equation
186,682.36 : 257,620.62 = 101,797.60 : x - Step 2: Convert to fraction form
186,682.36/257,620.62 = 101,797.60/x - Step 3: Cross multiply
186,682.36x = 257,620.62 × 101,797.60 - Step 4: Simplify right side
186,682.36x = 26,225,160,826.51 - Step 5: Solve for x
x = 26,225,160,826.51/186,682.36 - Step 6: Final answer
x = 140,480.12
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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.