Finding the Fourth Proportional to 229,167.81, 343,768.05 and 96,028.65
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Solution
The fourth proportional to 229,167.81, 343,768.05 and 96,028.65 is: 144,049.82
Step by Step Solution
- Step 1: Write the proportion equation
229,167.81 : 343,768.05 = 96,028.65 : x - Step 2: Convert to fraction form
229,167.81/343,768.05 = 96,028.65/x - Step 3: Cross multiply
229,167.81x = 343,768.05 × 96,028.65 - Step 4: Simplify right side
229,167.81x = 33,011,581,754.63 - Step 5: Solve for x
x = 33,011,581,754.63/229,167.81 - Step 6: Final answer
x = 144,049.82
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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.