Finding the Fourth Proportional to 83,692.20, 125,526.15 and 24,521.70
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Solution
The fourth proportional to 83,692.20, 125,526.15 and 24,521.70 is: 36,778.99
Step by Step Solution
- Step 1: Write the proportion equation
83,692.20 : 125,526.15 = 24,521.70 : x - Step 2: Convert to fraction form
83,692.20/125,526.15 = 24,521.70/x - Step 3: Cross multiply
83,692.20x = 125,526.15 × 24,521.70 - Step 4: Simplify right side
83,692.20x = 3,078,114,592.46 - Step 5: Solve for x
x = 3,078,114,592.46/83,692.20 - Step 6: Final answer
x = 36,778.99
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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.