Finding the Fourth Proportional to 71,458.56, 107,193.06 and 24,073.74
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Solution
The fourth proportional to 71,458.56, 107,193.06 and 24,073.74 is: 36,112.37
Step by Step Solution
- Step 1: Write the proportion equation
71,458.56 : 107,193.06 = 24,073.74 : x - Step 2: Convert to fraction form
71,458.56/107,193.06 = 24,073.74/x - Step 3: Cross multiply
71,458.56x = 107,193.06 × 24,073.74 - Step 4: Simplify right side
71,458.56x = 2,580,537,856.24 - Step 5: Solve for x
x = 2,580,537,856.24/71,458.56 - Step 6: Final answer
x = 36,112.37
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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.