Finding the Fourth Proportional to 133,614.20, 200,439.74 and 44,893.08
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Solution
The fourth proportional to 133,614.20, 200,439.74 and 44,893.08 is: 67,345.82
Step by Step Solution
- Step 1: Write the proportion equation
133,614.20 : 200,439.74 = 44,893.08 : x - Step 2: Convert to fraction form
133,614.20/200,439.74 = 44,893.08/x - Step 3: Cross multiply
133,614.20x = 200,439.74 × 44,893.08 - Step 4: Simplify right side
133,614.20x = 8,998,357,395.23 - Step 5: Solve for x
x = 8,998,357,395.23/133,614.20 - Step 6: Final answer
x = 67,345.82
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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.