Finding the Fourth Proportional to 201,674.76, 302,699.07 and 101,905.09
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Solution
The fourth proportional to 201,674.76, 302,699.07 and 101,905.09 is: 152,952.09
Step by Step Solution
- Step 1: Write the proportion equation
201,674.76 : 302,699.07 = 101,905.09 : x - Step 2: Convert to fraction form
201,674.76/302,699.07 = 101,905.09/x - Step 3: Cross multiply
201,674.76x = 302,699.07 × 101,905.09 - Step 4: Simplify right side
201,674.76x = 30,846,575,971.27 - Step 5: Solve for x
x = 30,846,575,971.27/201,674.76 - Step 6: Final answer
x = 152,952.09
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1.5x scale
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.