Finding the Fourth Proportional to 159,743.24, 239,614.86 and 48,920.84
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Solution
The fourth proportional to 159,743.24, 239,614.86 and 48,920.84 is: 73,381.26
Step by Step Solution
- Step 1: Write the proportion equation
159,743.24 : 239,614.86 = 48,920.84 : x - Step 2: Convert to fraction form
159,743.24/239,614.86 = 48,920.84/x - Step 3: Cross multiply
159,743.24x = 239,614.86 × 48,920.84 - Step 4: Simplify right side
159,743.24x = 11,722,160,227.68 - Step 5: Solve for x
x = 11,722,160,227.68/159,743.24 - Step 6: Final answer
x = 73,381.26
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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.