Finding the Fourth Proportional to 149,639.24, 224,383.80 and 49,764.26
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Solution
The fourth proportional to 149,639.24, 224,383.80 and 49,764.26 is: 74,621.43
Step by Step Solution
- Step 1: Write the proportion equation
149,639.24 : 224,383.80 = 49,764.26 : x - Step 2: Convert to fraction form
149,639.24/224,383.80 = 49,764.26/x - Step 3: Cross multiply
149,639.24x = 224,383.80 × 49,764.26 - Step 4: Simplify right side
149,639.24x = 11,166,293,762.99 - Step 5: Solve for x
x = 11,166,293,762.99/149,639.24 - Step 6: Final answer
x = 74,621.43
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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.