Finding the Fourth Proportional to 97,879.80, 146,819.70 and 24,007.80
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Solution
The fourth proportional to 97,879.80, 146,819.70 and 24,007.80 is: 36,011.70
Step by Step Solution
- Step 1: Write the proportion equation
97,879.80 : 146,819.70 = 24,007.80 : x - Step 2: Convert to fraction form
97,879.80/146,819.70 = 24,007.80/x - Step 3: Cross multiply
97,879.80x = 146,819.70 × 24,007.80 - Step 4: Simplify right side
97,879.80x = 3,524,817,993.66 - Step 5: Solve for x
x = 3,524,817,993.66/97,879.80 - Step 6: Final answer
x = 36,011.70
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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.