Finding the Fourth Proportional to 134,769.99, 201,991.01 and 95,338.47
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Solution
The fourth proportional to 134,769.99, 201,991.01 and 95,338.47 is: 142,891.70
Step by Step Solution
- Step 1: Write the proportion equation
134,769.99 : 201,991.01 = 95,338.47 : x - Step 2: Convert to fraction form
134,769.99/201,991.01 = 95,338.47/x - Step 3: Cross multiply
134,769.99x = 201,991.01 × 95,338.47 - Step 4: Simplify right side
134,769.99x = 19,257,513,370.46 - Step 5: Solve for x
x = 19,257,513,370.46/134,769.99 - Step 6: Final answer
x = 142,891.70
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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.