Finding the Fourth Proportional to 166,679.61, 250,034.61 and 54,330.99
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Solution
The fourth proportional to 166,679.61, 250,034.61 and 54,330.99 is: 81,501.44
Step by Step Solution
- Step 1: Write the proportion equation
166,679.61 : 250,034.61 = 54,330.99 : x - Step 2: Convert to fraction form
166,679.61/250,034.61 = 54,330.99/x - Step 3: Cross multiply
166,679.61x = 250,034.61 × 54,330.99 - Step 4: Simplify right side
166,679.61x = 13,584,627,623.91 - Step 5: Solve for x
x = 13,584,627,623.91/166,679.61 - Step 6: Final answer
x = 81,501.44
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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.