Finding the Fourth Proportional to 86,468.14, 119,325.84 and 48,227.74
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Solution
The fourth proportional to 86,468.14, 119,325.84 and 48,227.74 is: 66,554.17
Step by Step Solution
- Step 1: Write the proportion equation
86,468.14 : 119,325.84 = 48,227.74 : x - Step 2: Convert to fraction form
86,468.14/119,325.84 = 48,227.74/x - Step 3: Cross multiply
86,468.14x = 119,325.84 × 48,227.74 - Step 4: Simplify right side
86,468.14x = 5,754,815,586.80 - Step 5: Solve for x
x = 5,754,815,586.80/86,468.14 - Step 6: Final answer
x = 66,554.17
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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.