Finding the Fourth Proportional to 214,960.83, 322,470.41 and 74,701.23
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Solution
The fourth proportional to 214,960.83, 322,470.41 and 74,701.23 is: 112,061.98
Step by Step Solution
- Step 1: Write the proportion equation
214,960.83 : 322,470.41 = 74,701.23 : x - Step 2: Convert to fraction form
214,960.83/322,470.41 = 74,701.23/x - Step 3: Cross multiply
214,960.83x = 322,470.41 × 74,701.23 - Step 4: Simplify right side
214,960.83x = 24,088,935,892.10 - Step 5: Solve for x
x = 24,088,935,892.10/214,960.83 - Step 6: Final answer
x = 112,061.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.