Finding the Fourth Proportional to 74,882.05, 112,315.37 and 24,956.75
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Solution
The fourth proportional to 74,882.05, 112,315.37 and 24,956.75 is: 37,432.56
Step by Step Solution
- Step 1: Write the proportion equation
74,882.05 : 112,315.37 = 24,956.75 : x - Step 2: Convert to fraction form
74,882.05/112,315.37 = 24,956.75/x - Step 3: Cross multiply
74,882.05x = 112,315.37 × 24,956.75 - Step 4: Simplify right side
74,882.05x = 2,803,026,610.25 - Step 5: Solve for x
x = 2,803,026,610.25/74,882.05 - Step 6: Final answer
x = 37,432.56
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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.