Finding the Fourth Proportional to 73,737.74, 110,616.60 and 29,369.18
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Solution
The fourth proportional to 73,737.74, 110,616.60 and 29,369.18 is: 44,057.75
Step by Step Solution
- Step 1: Write the proportion equation
73,737.74 : 110,616.60 = 29,369.18 : x - Step 2: Convert to fraction form
73,737.74/110,616.60 = 29,369.18/x - Step 3: Cross multiply
73,737.74x = 110,616.60 × 29,369.18 - Step 4: Simplify right side
73,737.74x = 3,248,718,836.39 - Step 5: Solve for x
x = 3,248,718,836.39/73,737.74 - Step 6: Final answer
x = 44,057.75
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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.