Finding the Fourth Proportional to 174,360.42, 260,943.41 and 121,112.44
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Solution
The fourth proportional to 174,360.42, 260,943.41 and 121,112.44 is: 181,253.82
Step by Step Solution
- Step 1: Write the proportion equation
174,360.42 : 260,943.41 = 121,112.44 : x - Step 2: Convert to fraction form
174,360.42/260,943.41 = 121,112.44/x - Step 3: Cross multiply
174,360.42x = 260,943.41 × 121,112.44 - Step 4: Simplify right side
174,360.42x = 31,603,492,737.44 - Step 5: Solve for x
x = 31,603,492,737.44/174,360.42 - Step 6: Final answer
x = 181,253.82
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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.