Finding the Fourth Proportional to 163,743.53, 245,537.49 and 57,114.53
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Solution
The fourth proportional to 163,743.53, 245,537.49 and 57,114.53 is: 85,644.65
Step by Step Solution
- Step 1: Write the proportion equation
163,743.53 : 245,537.49 = 57,114.53 : x - Step 2: Convert to fraction form
163,743.53/245,537.49 = 57,114.53/x - Step 3: Cross multiply
163,743.53x = 245,537.49 × 57,114.53 - Step 4: Simplify right side
163,743.53x = 14,023,757,111.04 - Step 5: Solve for x
x = 14,023,757,111.04/163,743.53 - Step 6: Final answer
x = 85,644.65
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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.