Finding the Fourth Proportional to 167,709.11, 251,563.65 and 114,958.67
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Solution
The fourth proportional to 167,709.11, 251,563.65 and 114,958.67 is: 172,437.99
Step by Step Solution
- Step 1: Write the proportion equation
167,709.11 : 251,563.65 = 114,958.67 : x - Step 2: Convert to fraction form
167,709.11/251,563.65 = 114,958.67/x - Step 3: Cross multiply
167,709.11x = 251,563.65 × 114,958.67 - Step 4: Simplify right side
167,709.11x = 28,919,421,366.53 - Step 5: Solve for x
x = 28,919,421,366.53/167,709.11 - Step 6: Final answer
x = 172,437.99
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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.