Finding the Fourth Proportional to 75,047.40, 112,554.90 and 32,927.40
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Solution
The fourth proportional to 75,047.40, 112,554.90 and 32,927.40 is: 49,383.99
Step by Step Solution
- Step 1: Write the proportion equation
75,047.40 : 112,554.90 = 32,927.40 : x - Step 2: Convert to fraction form
75,047.40/112,554.90 = 32,927.40/x - Step 3: Cross multiply
75,047.40x = 112,554.90 × 32,927.40 - Step 4: Simplify right side
75,047.40x = 3,706,140,214.26 - Step 5: Solve for x
x = 3,706,140,214.26/75,047.40 - Step 6: Final answer
x = 49,383.99
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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.