Finding the Fourth Proportional to 186,692.91, 257,629.35 and 101,808.15
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Solution
The fourth proportional to 186,692.91, 257,629.35 and 101,808.15 is: 140,491.50
Step by Step Solution
- Step 1: Write the proportion equation
186,692.91 : 257,629.35 = 101,808.15 : x - Step 2: Convert to fraction form
186,692.91/257,629.35 = 101,808.15/x - Step 3: Cross multiply
186,692.91x = 257,629.35 × 101,808.15 - Step 4: Simplify right side
186,692.91x = 26,228,767,509.20 - Step 5: Solve for x
x = 26,228,767,509.20/186,692.91 - Step 6: Final answer
x = 140,491.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.