Finding the Fourth Proportional to 122,963.70, 184,445.55 and 101,093.70
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Solution
The fourth proportional to 122,963.70, 184,445.55 and 101,093.70 is: 151,640.55
Step by Step Solution
- Step 1: Write the proportion equation
122,963.70 : 184,445.55 = 101,093.70 : x - Step 2: Convert to fraction form
122,963.70/184,445.55 = 101,093.70/x - Step 3: Cross multiply
122,963.70x = 184,445.55 × 101,093.70 - Step 4: Simplify right side
122,963.70x = 18,646,283,098.04 - Step 5: Solve for x
x = 18,646,283,098.04/122,963.70 - Step 6: Final answer
x = 151,640.55
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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.