Finding the Fourth Proportional to 75,568.76, 113,349.02 and 22,974.14
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Solution
The fourth proportional to 75,568.76, 113,349.02 and 22,974.14 is: 34,459.96
Step by Step Solution
- Step 1: Write the proportion equation
75,568.76 : 113,349.02 = 22,974.14 : x - Step 2: Convert to fraction form
75,568.76/113,349.02 = 22,974.14/x - Step 3: Cross multiply
75,568.76x = 113,349.02 × 22,974.14 - Step 4: Simplify right side
75,568.76x = 2,604,096,254.34 - Step 5: Solve for x
x = 2,604,096,254.34/75,568.76 - Step 6: Final answer
x = 34,459.96
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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.