Finding the Fourth Proportional to 237,406.71, 355,943.99 and 119,013.46
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Solution
The fourth proportional to 237,406.71, 355,943.99 and 119,013.46 is: 178,436.94
Step by Step Solution
- Step 1: Write the proportion equation
237,406.71 : 355,943.99 = 119,013.46 : x - Step 2: Convert to fraction form
237,406.71/355,943.99 = 119,013.46/x - Step 3: Cross multiply
237,406.71x = 355,943.99 × 119,013.46 - Step 4: Simplify right side
237,406.71x = 42,362,127,308.10 - Step 5: Solve for x
x = 42,362,127,308.10/237,406.71 - Step 6: Final answer
x = 178,436.94
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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.