Finding the Fourth Proportional to 184,771.92, 254,985.90 and 99,888.99
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Solution
The fourth proportional to 184,771.92, 254,985.90 and 99,888.99 is: 137,847.16
Step by Step Solution
- Step 1: Write the proportion equation
184,771.92 : 254,985.90 = 99,888.99 : x - Step 2: Convert to fraction form
184,771.92/254,985.90 = 99,888.99/x - Step 3: Cross multiply
184,771.92x = 254,985.90 × 99,888.99 - Step 4: Simplify right side
184,771.92x = 25,470,284,015.24 - Step 5: Solve for x
x = 25,470,284,015.24/184,771.92 - Step 6: Final answer
x = 137,847.16
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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.