Finding the Fourth Proportional to 73,836.62, 110,756.50 and 26,454.80
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Solution
The fourth proportional to 73,836.62, 110,756.50 and 26,454.80 is: 39,682.76
Step by Step Solution
- Step 1: Write the proportion equation
73,836.62 : 110,756.50 = 26,454.80 : x - Step 2: Convert to fraction form
73,836.62/110,756.50 = 26,454.80/x - Step 3: Cross multiply
73,836.62x = 110,756.50 × 26,454.80 - Step 4: Simplify right side
73,836.62x = 2,930,041,056.20 - Step 5: Solve for x
x = 2,930,041,056.20/73,836.62 - Step 6: Final answer
x = 39,682.76
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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.