Finding the Fourth Proportional to 74,153.32, 111,244.29 and 24,219.99
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Solution
The fourth proportional to 74,153.32, 111,244.29 and 24,219.99 is: 36,334.66
Step by Step Solution
- Step 1: Write the proportion equation
74,153.32 : 111,244.29 = 24,219.99 : x - Step 2: Convert to fraction form
74,153.32/111,244.29 = 24,219.99/x - Step 3: Cross multiply
74,153.32x = 111,244.29 × 24,219.99 - Step 4: Simplify right side
74,153.32x = 2,694,335,500.53 - Step 5: Solve for x
x = 2,694,335,500.53/74,153.32 - Step 6: Final answer
x = 36,334.66
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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.