Finding the Fourth Proportional to 94,764.99, 142,181.33 and 40,706.97
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Solution
The fourth proportional to 94,764.99, 142,181.33 and 40,706.97 is: 61,074.99
Step by Step Solution
- Step 1: Write the proportion equation
94,764.99 : 142,181.33 = 40,706.97 : x - Step 2: Convert to fraction form
94,764.99/142,181.33 = 40,706.97/x - Step 3: Cross multiply
94,764.99x = 142,181.33 × 40,706.97 - Step 4: Simplify right side
94,764.99x = 5,787,770,931.34 - Step 5: Solve for x
x = 5,787,770,931.34/94,764.99 - Step 6: Final answer
x = 61,074.99
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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.