Finding the Fourth Proportional to 159,434.96, 239,137.85 and 48,626.96
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Solution
The fourth proportional to 159,434.96, 239,137.85 and 48,626.96 is: 72,935.99
Step by Step Solution
- Step 1: Write the proportion equation
159,434.96 : 239,137.85 = 48,626.96 : x - Step 2: Convert to fraction form
159,434.96/239,137.85 = 48,626.96/x - Step 3: Cross multiply
159,434.96x = 239,137.85 × 48,626.96 - Step 4: Simplify right side
159,434.96x = 11,628,545,592.31 - Step 5: Solve for x
x = 11,628,545,592.31/159,434.96 - Step 6: Final answer
x = 72,935.99
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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.