Finding the Fourth Proportional to 94,234.01, 130,040.74 and 51,212.48
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Solution
The fourth proportional to 94,234.01, 130,040.74 and 51,212.48 is: 70,672.03
Step by Step Solution
- Step 1: Write the proportion equation
94,234.01 : 130,040.74 = 51,212.48 : x - Step 2: Convert to fraction form
94,234.01/130,040.74 = 51,212.48/x - Step 3: Cross multiply
94,234.01x = 130,040.74 × 51,212.48 - Step 4: Simplify right side
94,234.01x = 6,659,708,146.23 - Step 5: Solve for x
x = 6,659,708,146.23/94,234.01 - Step 6: Final answer
x = 70,672.03
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.