Finding the Fourth Proportional to 178,436.04, 246,240.18 and 97,859.70
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Solution
The fourth proportional to 178,436.04, 246,240.18 and 97,859.70 is: 135,045.53
Step by Step Solution
- Step 1: Write the proportion equation
178,436.04 : 246,240.18 = 97,859.70 : x - Step 2: Convert to fraction form
178,436.04/246,240.18 = 97,859.70/x - Step 3: Cross multiply
178,436.04x = 246,240.18 × 97,859.70 - Step 4: Simplify right side
178,436.04x = 24,096,990,142.75 - Step 5: Solve for x
x = 24,096,990,142.75/178,436.04 - Step 6: Final answer
x = 135,045.53
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1.5x scale
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.