Finding the Fourth Proportional to 159,368.26, 239,078.33 and 47,059.84
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Solution
The fourth proportional to 159,368.26, 239,078.33 and 47,059.84 is: 70,597.41
Step by Step Solution
- Step 1: Write the proportion equation
159,368.26 : 239,078.33 = 47,059.84 : x - Step 2: Convert to fraction form
159,368.26/239,078.33 = 47,059.84/x - Step 3: Cross multiply
159,368.26x = 239,078.33 × 47,059.84 - Step 4: Simplify right side
159,368.26x = 11,250,987,117.19 - Step 5: Solve for x
x = 11,250,987,117.19/159,368.26 - Step 6: Final answer
x = 70,597.41
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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.