Finding the Fourth Proportional to 237,006.16, 327,068.68 and 129,574.48
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Solution
The fourth proportional to 237,006.16, 327,068.68 and 129,574.48 is: 178,812.88
Step by Step Solution
- Step 1: Write the proportion equation
237,006.16 : 327,068.68 = 129,574.48 : x - Step 2: Convert to fraction form
237,006.16/327,068.68 = 129,574.48/x - Step 3: Cross multiply
237,006.16x = 327,068.68 × 129,574.48 - Step 4: Simplify right side
237,006.16x = 42,379,754,135.29 - Step 5: Solve for x
x = 42,379,754,135.29/237,006.16 - Step 6: Final answer
x = 178,812.88
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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.