Finding the Fourth Proportional to 95,549.43, 131,557.05 and 86,692.08
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Solution
The fourth proportional to 95,549.43, 131,557.05 and 86,692.08 is: 119,361.82
Step by Step Solution
- Step 1: Write the proportion equation
95,549.43 : 131,557.05 = 86,692.08 : x - Step 2: Convert to fraction form
95,549.43/131,557.05 = 86,692.08/x - Step 3: Cross multiply
95,549.43x = 131,557.05 × 86,692.08 - Step 4: Simplify right side
95,549.43x = 11,404,954,303.16 - Step 5: Solve for x
x = 11,404,954,303.16/95,549.43 - Step 6: Final answer
x = 119,361.82
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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.