Finding the Fourth Proportional to 71,131.44, 106,580.28 and 24,358.80
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Solution
The fourth proportional to 71,131.44, 106,580.28 and 24,358.80 is: 36,498.17
Step by Step Solution
- Step 1: Write the proportion equation
71,131.44 : 106,580.28 = 24,358.80 : x - Step 2: Convert to fraction form
71,131.44/106,580.28 = 24,358.80/x - Step 3: Cross multiply
71,131.44x = 106,580.28 × 24,358.80 - Step 4: Simplify right side
71,131.44x = 2,596,167,724.46 - Step 5: Solve for x
x = 2,596,167,724.46/71,131.44 - Step 6: Final answer
x = 36,498.17
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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.