Finding the Fourth Proportional to 79,964.86, 110,351.50 and 44,154.94
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Solution
The fourth proportional to 79,964.86, 110,351.50 and 44,154.94 is: 60,933.81
Step by Step Solution
- Step 1: Write the proportion equation
79,964.86 : 110,351.50 = 44,154.94 : x - Step 2: Convert to fraction form
79,964.86/110,351.50 = 44,154.94/x - Step 3: Cross multiply
79,964.86x = 110,351.50 × 44,154.94 - Step 4: Simplify right side
79,964.86x = 4,872,563,861.41 - Step 5: Solve for x
x = 4,872,563,861.41/79,964.86 - Step 6: Final answer
x = 60,933.81
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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.