Finding the Fourth Proportional to 186,249.38, 257,024.14 and 101,367.05
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Solution
The fourth proportional to 186,249.38, 257,024.14 and 101,367.05 is: 139,886.52
Step by Step Solution
- Step 1: Write the proportion equation
186,249.38 : 257,024.14 = 101,367.05 : x - Step 2: Convert to fraction form
186,249.38/257,024.14 = 101,367.05/x - Step 3: Cross multiply
186,249.38x = 257,024.14 × 101,367.05 - Step 4: Simplify right side
186,249.38x = 26,053,777,312.05 - Step 5: Solve for x
x = 26,053,777,312.05/186,249.38 - Step 6: Final answer
x = 139,886.52
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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.