Finding the Fourth Proportional to 71,798.08, 107,630.20 and 24,380.75
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Solution
The fourth proportional to 71,798.08, 107,630.20 and 24,380.75 is: 36,548.40
Step by Step Solution
- Step 1: Write the proportion equation
71,798.08 : 107,630.20 = 24,380.75 : x - Step 2: Convert to fraction form
71,798.08/107,630.20 = 24,380.75/x - Step 3: Cross multiply
71,798.08x = 107,630.20 × 24,380.75 - Step 4: Simplify right side
71,798.08x = 2,624,104,692.78 - Step 5: Solve for x
x = 2,624,104,692.78/71,798.08 - Step 6: Final answer
x = 36,548.40
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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.