Finding the Fourth Proportional to 97,401.26, 134,415.84 and 53,793.70
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Solution
The fourth proportional to 97,401.26, 134,415.84 and 53,793.70 is: 74,236.46
Step by Step Solution
- Step 1: Write the proportion equation
97,401.26 : 134,415.84 = 53,793.70 : x - Step 2: Convert to fraction form
97,401.26/134,415.84 = 53,793.70/x - Step 3: Cross multiply
97,401.26x = 134,415.84 × 53,793.70 - Step 4: Simplify right side
97,401.26x = 7,230,724,431.16 - Step 5: Solve for x
x = 7,230,724,431.16/97,401.26 - Step 6: Final answer
x = 74,236.46
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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.