Finding the Third Proportional to 112,681.13 and 174,242.07
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Solution
The third proportional to 112,681.13 and 174,242.07 is: 269,435.55
Step by Step Solution
- Step 1: Write the proportion equation
112,681.13 : 174,242.07 = 174,242.07 : x - Step 2: Convert to fraction form
112,681.13/174,242.07 = 174,242.07/x - Step 3: Cross multiply
112,681.13x = 174,242.07 × 174,242.07 - Step 4: Simplify right side
112,681.13x = 30,360,300,428.05 - Step 5: Solve for x
x = 30,360,300,428.05/112,681.13 - Step 6: Final answer
x = 269,435.55
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.