Finding the Fourth Proportional to 75,125.02, 112,692.99 and 22,538.60
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Solution
The fourth proportional to 75,125.02, 112,692.99 and 22,538.60 is: 33,809.54
Step by Step Solution
- Step 1: Write the proportion equation
75,125.02 : 112,692.99 = 22,538.60 : x - Step 2: Convert to fraction form
75,125.02/112,692.99 = 22,538.60/x - Step 3: Cross multiply
75,125.02x = 112,692.99 × 22,538.60 - Step 4: Simplify right side
75,125.02x = 2,539,942,224.41 - Step 5: Solve for x
x = 2,539,942,224.41/75,125.02 - Step 6: Final answer
x = 33,809.54
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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.