Finding the Fourth Proportional to 174,617.64, 261,928.08 and 69,463.44
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Solution
The fourth proportional to 174,617.64, 261,928.08 and 69,463.44 is: 104,195.80
Step by Step Solution
- Step 1: Write the proportion equation
174,617.64 : 261,928.08 = 69,463.44 : x - Step 2: Convert to fraction form
174,617.64/261,928.08 = 69,463.44/x - Step 3: Cross multiply
174,617.64x = 261,928.08 × 69,463.44 - Step 4: Simplify right side
174,617.64x = 18,194,425,469.40 - Step 5: Solve for x
x = 18,194,425,469.40/174,617.64 - Step 6: Final answer
x = 104,195.80
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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.