Finding the Fourth Proportional to 186,768.23, 257,739.62 and 101,884.69
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Solution
The fourth proportional to 186,768.23, 257,739.62 and 101,884.69 is: 140,600.58
Step by Step Solution
- Step 1: Write the proportion equation
186,768.23 : 257,739.62 = 101,884.69 : x - Step 2: Convert to fraction form
186,768.23/257,739.62 = 101,884.69/x - Step 3: Cross multiply
186,768.23x = 257,739.62 × 101,884.69 - Step 4: Simplify right side
186,768.23x = 26,259,720,894.78 - Step 5: Solve for x
x = 26,259,720,894.78/186,768.23 - Step 6: Final answer
x = 140,600.58
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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.