Finding the Fourth Proportional to 94,525.68, 130,433.58 and 54,234.12
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Solution
The fourth proportional to 94,525.68, 130,433.58 and 54,234.12 is: 74,836.28
Step by Step Solution
- Step 1: Write the proportion equation
94,525.68 : 130,433.58 = 54,234.12 : x - Step 2: Convert to fraction form
94,525.68/130,433.58 = 54,234.12/x - Step 3: Cross multiply
94,525.68x = 130,433.58 × 54,234.12 - Step 4: Simplify right side
94,525.68x = 7,073,950,429.75 - Step 5: Solve for x
x = 7,073,950,429.75/94,525.68 - Step 6: Final answer
x = 74,836.28
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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.