Finding the Fourth Proportional to 159,922.99, 239,842.62 and 47,572.96
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Solution
The fourth proportional to 159,922.99, 239,842.62 and 47,572.96 is: 71,346.99
Step by Step Solution
- Step 1: Write the proportion equation
159,922.99 : 239,842.62 = 47,572.96 : x - Step 2: Convert to fraction form
159,922.99/239,842.62 = 47,572.96/x - Step 3: Cross multiply
159,922.99x = 239,842.62 × 47,572.96 - Step 4: Simplify right side
159,922.99x = 11,410,023,367.56 - Step 5: Solve for x
x = 11,410,023,367.56/159,922.99 - Step 6: Final answer
x = 71,346.99
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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.