Finding the Fourth Proportional to 167,959.10, 251,937.08 and 68,095.55
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Solution
The fourth proportional to 167,959.10, 251,937.08 and 68,095.55 is: 102,142.69
Step by Step Solution
- Step 1: Write the proportion equation
167,959.10 : 251,937.08 = 68,095.55 : x - Step 2: Convert to fraction form
167,959.10/251,937.08 = 68,095.55/x - Step 3: Cross multiply
167,959.10x = 251,937.08 × 68,095.55 - Step 4: Simplify right side
167,959.10x = 17,155,793,584.05 - Step 5: Solve for x
x = 17,155,793,584.05/167,959.10 - Step 6: Final answer
x = 102,142.69
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1.5x scale
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.