Finding the Fourth Proportional to 84,754.26, 116,961.57 and 47,029.14
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Solution
The fourth proportional to 84,754.26, 116,961.57 and 47,029.14 is: 64,900.60
Step by Step Solution
- Step 1: Write the proportion equation
84,754.26 : 116,961.57 = 47,029.14 : x - Step 2: Convert to fraction form
84,754.26/116,961.57 = 47,029.14/x - Step 3: Cross multiply
84,754.26x = 116,961.57 × 47,029.14 - Step 4: Simplify right side
84,754.26x = 5,500,602,050.15 - Step 5: Solve for x
x = 5,500,602,050.15/84,754.26 - Step 6: Final answer
x = 64,900.60
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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.