Finding the Fourth Proportional to 214,707.21, 296,286.98 and 119,208.21
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Solution
The fourth proportional to 214,707.21, 296,286.98 and 119,208.21 is: 164,502.35
Step by Step Solution
- Step 1: Write the proportion equation
214,707.21 : 296,286.98 = 119,208.21 : x - Step 2: Convert to fraction form
214,707.21/296,286.98 = 119,208.21/x - Step 3: Cross multiply
214,707.21x = 296,286.98 × 119,208.21 - Step 4: Simplify right side
214,707.21x = 35,319,839,936.06 - Step 5: Solve for x
x = 35,319,839,936.06/214,707.21 - Step 6: Final answer
x = 164,502.35
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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.