Finding the Fourth Proportional to 73,984.48, 110,965.74 and 27,226.42
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Solution
The fourth proportional to 73,984.48, 110,965.74 and 27,226.42 is: 40,835.59
Step by Step Solution
- Step 1: Write the proportion equation
73,984.48 : 110,965.74 = 27,226.42 : x - Step 2: Convert to fraction form
73,984.48/110,965.74 = 27,226.42/x - Step 3: Cross multiply
73,984.48x = 110,965.74 × 27,226.42 - Step 4: Simplify right side
73,984.48x = 3,021,199,842.85 - Step 5: Solve for x
x = 3,021,199,842.85/73,984.48 - Step 6: Final answer
x = 40,835.59
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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.