Finding the Fourth Proportional to 170,274.84, 234,733.79 and 119,129.12
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Solution
The fourth proportional to 170,274.84, 234,733.79 and 119,129.12 is: 164,226.42
Step by Step Solution
- Step 1: Write the proportion equation
170,274.84 : 234,733.79 = 119,129.12 : x - Step 2: Convert to fraction form
170,274.84/234,733.79 = 119,129.12/x - Step 3: Cross multiply
170,274.84x = 234,733.79 × 119,129.12 - Step 4: Simplify right side
170,274.84x = 27,963,628,067.65 - Step 5: Solve for x
x = 27,963,628,067.65/170,274.84 - Step 6: Final answer
x = 164,226.42
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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.