Finding the Fourth Proportional to 98,117.70, 147,176.55 and 24,245.70
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Solution
The fourth proportional to 98,117.70, 147,176.55 and 24,245.70 is: 36,368.55
Step by Step Solution
- Step 1: Write the proportion equation
98,117.70 : 147,176.55 = 24,245.70 : x - Step 2: Convert to fraction form
98,117.70/147,176.55 = 24,245.70/x - Step 3: Cross multiply
98,117.70x = 147,176.55 × 24,245.70 - Step 4: Simplify right side
98,117.70x = 3,568,398,478.34 - Step 5: Solve for x
x = 3,568,398,478.34/98,117.70 - Step 6: Final answer
x = 36,368.55
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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.