Finding the Fourth Proportional to 94,305.22, 130,147.68 and 51,863.74
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Solution
The fourth proportional to 94,305.22, 130,147.68 and 51,863.74 is: 71,575.52
Step by Step Solution
- Step 1: Write the proportion equation
94,305.22 : 130,147.68 = 51,863.74 : x - Step 2: Convert to fraction form
94,305.22/130,147.68 = 51,863.74/x - Step 3: Cross multiply
94,305.22x = 130,147.68 × 51,863.74 - Step 4: Simplify right side
94,305.22x = 6,749,945,437.12 - Step 5: Solve for x
x = 6,749,945,437.12/94,305.22 - Step 6: Final answer
x = 71,575.52
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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.