Finding the Fourth Proportional to 267,723.16, 401,707.28 and 115,966.62
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Solution
The fourth proportional to 267,723.16, 401,707.28 and 115,966.62 is: 174,003.01
Step by Step Solution
- Step 1: Write the proportion equation
267,723.16 : 401,707.28 = 115,966.62 : x - Step 2: Convert to fraction form
267,723.16/401,707.28 = 115,966.62/x - Step 3: Cross multiply
267,723.16x = 401,707.28 × 115,966.62 - Step 4: Simplify right side
267,723.16x = 46,584,635,780.91 - Step 5: Solve for x
x = 46,584,635,780.91/267,723.16 - Step 6: Final answer
x = 174,003.01
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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.