Finding the Fourth Proportional to 214,661.63, 296,246.88 and 124,021.41
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Solution
The fourth proportional to 214,661.63, 296,246.88 and 124,021.41 is: 171,157.54
Step by Step Solution
- Step 1: Write the proportion equation
214,661.63 : 296,246.88 = 124,021.41 : x - Step 2: Convert to fraction form
214,661.63/296,246.88 = 124,021.41/x - Step 3: Cross multiply
214,661.63x = 296,246.88 × 124,021.41 - Step 4: Simplify right side
214,661.63x = 36,740,955,765.70 - Step 5: Solve for x
x = 36,740,955,765.70/214,661.63 - Step 6: Final answer
x = 171,157.54
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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.