Finding the Fourth Proportional to 133,556.31, 184,309.83 and 73,125.99
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Solution
The fourth proportional to 133,556.31, 184,309.83 and 73,125.99 is: 100,915.03
Step by Step Solution
- Step 1: Write the proportion equation
133,556.31 : 184,309.83 = 73,125.99 : x - Step 2: Convert to fraction form
133,556.31/184,309.83 = 73,125.99/x - Step 3: Cross multiply
133,556.31x = 184,309.83 × 73,125.99 - Step 4: Simplify right side
133,556.31x = 13,477,838,785.48 - Step 5: Solve for x
x = 13,477,838,785.48/133,556.31 - Step 6: Final answer
x = 100,915.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.