Finding the Fourth Proportional to 73,898.24, 110,891.52 and 27,155.84
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Solution
The fourth proportional to 73,898.24, 110,891.52 and 27,155.84 is: 40,749.99
Step by Step Solution
- Step 1: Write the proportion equation
73,898.24 : 110,891.52 = 27,155.84 : x - Step 2: Convert to fraction form
73,898.24/110,891.52 = 27,155.84/x - Step 3: Cross multiply
73,898.24x = 110,891.52 × 27,155.84 - Step 4: Simplify right side
73,898.24x = 3,011,352,374.48 - Step 5: Solve for x
x = 3,011,352,374.48/73,898.24 - Step 6: Final answer
x = 40,749.99
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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.