Finding the Fourth Proportional to 157,041.29, 235,563.33 and 44,721.42
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Solution
The fourth proportional to 157,041.29, 235,563.33 and 44,721.42 is: 67,082.53
Step by Step Solution
- Step 1: Write the proportion equation
157,041.29 : 235,563.33 = 44,721.42 : x - Step 2: Convert to fraction form
157,041.29/235,563.33 = 44,721.42/x - Step 3: Cross multiply
157,041.29x = 235,563.33 × 44,721.42 - Step 4: Simplify right side
157,041.29x = 10,534,726,393.92 - Step 5: Solve for x
x = 10,534,726,393.92/157,041.29 - Step 6: Final answer
x = 67,082.53
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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.