Finding the Fourth Proportional to 237,406.36, 327,624.66 and 129,974.56
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Solution
The fourth proportional to 237,406.36, 327,624.66 and 129,974.56 is: 179,367.02
Step by Step Solution
- Step 1: Write the proportion equation
237,406.36 : 327,624.66 = 129,974.56 : x - Step 2: Convert to fraction form
237,406.36/327,624.66 = 129,974.56/x - Step 3: Cross multiply
237,406.36x = 327,624.66 × 129,974.56 - Step 4: Simplify right side
237,406.36x = 42,582,871,028.65 - Step 5: Solve for x
x = 42,582,871,028.65/237,406.36 - Step 6: Final answer
x = 179,367.02
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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.