Finding the Fourth Proportional to 73,722.14, 110,555.12 and 26,328.38
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Solution
The fourth proportional to 73,722.14, 110,555.12 and 26,328.38 is: 39,482.54
Step by Step Solution
- Step 1: Write the proportion equation
73,722.14 : 110,555.12 = 26,328.38 : x - Step 2: Convert to fraction form
73,722.14/110,555.12 = 26,328.38/x - Step 3: Cross multiply
73,722.14x = 110,555.12 × 26,328.38 - Step 4: Simplify right side
73,722.14x = 2,910,737,355.05 - Step 5: Solve for x
x = 2,910,737,355.05/73,722.14 - Step 6: Final answer
x = 39,482.54
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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.