Finding the Fourth Proportional to 190,594.72, 263,024.22 and 104,558.09
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Solution
The fourth proportional to 190,594.72, 263,024.22 and 104,558.09 is: 144,292.09
Step by Step Solution
- Step 1: Write the proportion equation
190,594.72 : 263,024.22 = 104,558.09 : x - Step 2: Convert to fraction form
190,594.72/263,024.22 = 104,558.09/x - Step 3: Cross multiply
190,594.72x = 263,024.22 × 104,558.09 - Step 4: Simplify right side
190,594.72x = 27,501,310,724.50 - Step 5: Solve for x
x = 27,501,310,724.50/190,594.72 - Step 6: Final answer
x = 144,292.09
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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.