Finding the Fourth Proportional to 149,680.73, 224,360.41 and 74,652.66
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Solution
The fourth proportional to 149,680.73, 224,360.41 and 74,652.66 is: 111,898.84
Step by Step Solution
- Step 1: Write the proportion equation
149,680.73 : 224,360.41 = 74,652.66 : x - Step 2: Convert to fraction form
149,680.73/224,360.41 = 74,652.66/x - Step 3: Cross multiply
149,680.73x = 224,360.41 × 74,652.66 - Step 4: Simplify right side
149,680.73x = 16,749,099,910.13 - Step 5: Solve for x
x = 16,749,099,910.13/149,680.73 - Step 6: Final answer
x = 111,898.84
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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.