Finding the Fourth Proportional to 174,471.14, 261,364.08 and 115,125.68
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Solution
The fourth proportional to 174,471.14, 261,364.08 and 115,125.68 is: 172,462.43
Step by Step Solution
- Step 1: Write the proportion equation
174,471.14 : 261,364.08 = 115,125.68 : x - Step 2: Convert to fraction form
174,471.14/261,364.08 = 115,125.68/x - Step 3: Cross multiply
174,471.14x = 261,364.08 × 115,125.68 - Step 4: Simplify right side
174,471.14x = 30,089,717,437.57 - Step 5: Solve for x
x = 30,089,717,437.57/174,471.14 - Step 6: Final answer
x = 172,462.43
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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.