Finding the Fourth Proportional to 237,133.07, 327,246.17 and 129,700.80
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Solution
The fourth proportional to 237,133.07, 327,246.17 and 129,700.80 is: 178,988.49
Step by Step Solution
- Step 1: Write the proportion equation
237,133.07 : 327,246.17 = 129,700.80 : x - Step 2: Convert to fraction form
237,133.07/327,246.17 = 129,700.80/x - Step 3: Cross multiply
237,133.07x = 327,246.17 × 129,700.80 - Step 4: Simplify right side
237,133.07x = 42,444,090,045.94 - Step 5: Solve for x
x = 42,444,090,045.94/237,133.07 - Step 6: Final answer
x = 178,988.49
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1.5x scale
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.