Finding the Fourth Proportional to 163,790.65, 226,030.99 and 92,170.73
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Solution
The fourth proportional to 163,790.65, 226,030.99 and 92,170.73 is: 127,195.55
Step by Step Solution
- Step 1: Write the proportion equation
163,790.65 : 226,030.99 = 92,170.73 : x - Step 2: Convert to fraction form
163,790.65/226,030.99 = 92,170.73/x - Step 3: Cross multiply
163,790.65x = 226,030.99 × 92,170.73 - Step 4: Simplify right side
163,790.65x = 20,833,441,350.92 - Step 5: Solve for x
x = 20,833,441,350.92/163,790.65 - Step 6: Final answer
x = 127,195.55
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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.