Finding the Fourth Proportional to 104,372.44, 156,558.12 and 25,487.08
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Solution
The fourth proportional to 104,372.44, 156,558.12 and 25,487.08 is: 38,230.49
Step by Step Solution
- Step 1: Write the proportion equation
104,372.44 : 156,558.12 = 25,487.08 : x - Step 2: Convert to fraction form
104,372.44/156,558.12 = 25,487.08/x - Step 3: Cross multiply
104,372.44x = 156,558.12 × 25,487.08 - Step 4: Simplify right side
104,372.44x = 3,990,209,329.09 - Step 5: Solve for x
x = 3,990,209,329.09/104,372.44 - Step 6: Final answer
x = 38,230.49
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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.