Finding the Fourth Proportional to 166,368.24, 229,561.74 and 94,749.66
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Solution
The fourth proportional to 166,368.24, 229,561.74 and 94,749.66 is: 130,739.48
Step by Step Solution
- Step 1: Write the proportion equation
166,368.24 : 229,561.74 = 94,749.66 : x - Step 2: Convert to fraction form
166,368.24/229,561.74 = 94,749.66/x - Step 3: Cross multiply
166,368.24x = 229,561.74 × 94,749.66 - Step 4: Simplify right side
166,368.24x = 21,750,896,814.01 - Step 5: Solve for x
x = 21,750,896,814.01/166,368.24 - Step 6: Final answer
x = 130,739.48
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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.