Finding the Fourth Proportional to 94,715.23, 130,706.17 and 51,694.31
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Solution
The fourth proportional to 94,715.23, 130,706.17 and 51,694.31 is: 71,337.68
Step by Step Solution
- Step 1: Write the proportion equation
94,715.23 : 130,706.17 = 51,694.31 : x - Step 2: Convert to fraction form
94,715.23/130,706.17 = 51,694.31/x - Step 3: Cross multiply
94,715.23x = 130,706.17 × 51,694.31 - Step 4: Simplify right side
94,715.23x = 6,756,764,488.13 - Step 5: Solve for x
x = 6,756,764,488.13/94,715.23 - Step 6: Final answer
x = 71,337.68
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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.