Finding the Fourth Proportional to 73,916.94, 110,919.15 and 27,202.62
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Solution
The fourth proportional to 73,916.94, 110,919.15 and 27,202.62 is: 40,820.03
Step by Step Solution
- Step 1: Write the proportion equation
73,916.94 : 110,919.15 = 27,202.62 : x - Step 2: Convert to fraction form
73,916.94/110,919.15 = 27,202.62/x - Step 3: Cross multiply
73,916.94x = 110,919.15 × 27,202.62 - Step 4: Simplify right side
73,916.94x = 3,017,291,488.17 - Step 5: Solve for x
x = 3,017,291,488.17/73,916.94 - Step 6: Final answer
x = 40,820.03
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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.