Finding the Fourth Proportional to 67,440.67, 101,181.08 and 29,995.59
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Solution
The fourth proportional to 67,440.67, 101,181.08 and 29,995.59 is: 45,002.31
Step by Step Solution
- Step 1: Write the proportion equation
67,440.67 : 101,181.08 = 29,995.59 : x - Step 2: Convert to fraction form
67,440.67/101,181.08 = 29,995.59/x - Step 3: Cross multiply
67,440.67x = 101,181.08 × 29,995.59 - Step 4: Simplify right side
67,440.67x = 3,034,986,191.44 - Step 5: Solve for x
x = 3,034,986,191.44/67,440.67 - Step 6: Final answer
x = 45,002.31
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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.