Finding the Fourth Proportional to 88,735.70, 133,105.61 and 29,576.18
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Solution
The fourth proportional to 88,735.70, 133,105.61 and 29,576.18 is: 44,364.95
Step by Step Solution
- Step 1: Write the proportion equation
88,735.70 : 133,105.61 = 29,576.18 : x - Step 2: Convert to fraction form
88,735.70/133,105.61 = 29,576.18/x - Step 3: Cross multiply
88,735.70x = 133,105.61 × 29,576.18 - Step 4: Simplify right side
88,735.70x = 3,936,754,888.78 - Step 5: Solve for x
x = 3,936,754,888.78/88,735.70 - Step 6: Final answer
x = 44,364.95
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1.5x scale
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.