Finding the Fourth Proportional to 246,535.26, 340,223.97 and 136,153.56
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Solution
The fourth proportional to 246,535.26, 340,223.97 and 136,153.56 is: 187,894.85
Step by Step Solution
- Step 1: Write the proportion equation
246,535.26 : 340,223.97 = 136,153.56 : x - Step 2: Convert to fraction form
246,535.26/340,223.97 = 136,153.56/x - Step 3: Cross multiply
246,535.26x = 340,223.97 × 136,153.56 - Step 4: Simplify right side
246,535.26x = 46,322,706,499.25 - Step 5: Solve for x
x = 46,322,706,499.25/246,535.26 - Step 6: Final answer
x = 187,894.85
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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.