Finding the Fourth Proportional to 159,562.24, 239,343.36 and 48,753.28
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Solution
The fourth proportional to 159,562.24, 239,343.36 and 48,753.28 is: 73,129.92
Step by Step Solution
- Step 1: Write the proportion equation
159,562.24 : 239,343.36 = 48,753.28 : x - Step 2: Convert to fraction form
159,562.24/239,343.36 = 48,753.28/x - Step 3: Cross multiply
159,562.24x = 239,343.36 × 48,753.28 - Step 4: Simplify right side
159,562.24x = 11,668,773,846.22 - Step 5: Solve for x
x = 11,668,773,846.22/159,562.24 - Step 6: Final answer
x = 73,129.92
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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.