Finding the Fourth Proportional to 167,006.16, 250,246.62 and 129,147.84
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Solution
The fourth proportional to 167,006.16, 250,246.62 and 129,147.84 is: 193,518.67
Step by Step Solution
- Step 1: Write the proportion equation
167,006.16 : 250,246.62 = 129,147.84 : x - Step 2: Convert to fraction form
167,006.16/250,246.62 = 129,147.84/x - Step 3: Cross multiply
167,006.16x = 250,246.62 × 129,147.84 - Step 4: Simplify right side
167,006.16x = 32,318,810,440.30 - Step 5: Solve for x
x = 32,318,810,440.30/167,006.16 - Step 6: Final answer
x = 193,518.67
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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.