Finding the Fourth Proportional to 171,733.16, 236,717.93 and 135,375.31
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Solution
The fourth proportional to 171,733.16, 236,717.93 and 135,375.31 is: 186,602.07
Step by Step Solution
- Step 1: Write the proportion equation
171,733.16 : 236,717.93 = 135,375.31 : x - Step 2: Convert to fraction form
171,733.16/236,717.93 = 135,375.31/x - Step 3: Cross multiply
171,733.16x = 236,717.93 × 135,375.31 - Step 4: Simplify right side
171,733.16x = 32,045,763,156.31 - Step 5: Solve for x
x = 32,045,763,156.31/171,733.16 - Step 6: Final answer
x = 186,602.07
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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.