Finding the Fourth Proportional to 174,299.42, 261,102.44 and 136,683.02
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Solution
The fourth proportional to 174,299.42, 261,102.44 and 136,683.02 is: 204,752.66
Step by Step Solution
- Step 1: Write the proportion equation
174,299.42 : 261,102.44 = 136,683.02 : x - Step 2: Convert to fraction form
174,299.42/261,102.44 = 136,683.02/x - Step 3: Cross multiply
174,299.42x = 261,102.44 × 136,683.02 - Step 4: Simplify right side
174,299.42x = 35,688,270,028.57 - Step 5: Solve for x
x = 35,688,270,028.57/174,299.42 - Step 6: Final answer
x = 204,752.66
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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.