Finding the Fourth Proportional to 110,674.84, 165,913.62 and 40,537.75
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Solution
The fourth proportional to 110,674.84, 165,913.62 and 40,537.75 is: 60,770.50
Step by Step Solution
- Step 1: Write the proportion equation
110,674.84 : 165,913.62 = 40,537.75 : x - Step 2: Convert to fraction form
110,674.84/165,913.62 = 40,537.75/x - Step 3: Cross multiply
110,674.84x = 165,913.62 × 40,537.75 - Step 4: Simplify right side
110,674.84x = 6,725,764,849.16 - Step 5: Solve for x
x = 6,725,764,849.16/110,674.84 - Step 6: Final answer
x = 60,770.50
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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.