Finding the Fourth Proportional to 204,478.16, 306,779.83 and 104,708.99
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Solution
The fourth proportional to 204,478.16, 306,779.83 and 104,708.99 is: 157,095.54
Step by Step Solution
- Step 1: Write the proportion equation
204,478.16 : 306,779.83 = 104,708.99 : x - Step 2: Convert to fraction form
204,478.16/306,779.83 = 104,708.99/x - Step 3: Cross multiply
204,478.16x = 306,779.83 × 104,708.99 - Step 4: Simplify right side
204,478.16x = 32,122,605,323.87 - Step 5: Solve for x
x = 32,122,605,323.87/204,478.16 - Step 6: Final answer
x = 157,095.54
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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.