Finding the Fourth Proportional to 267,159.06, 368,713.62 and 153,982.62
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Solution
The fourth proportional to 267,159.06, 368,713.62 and 153,982.62 is: 212,515.68
Step by Step Solution
- Step 1: Write the proportion equation
267,159.06 : 368,713.62 = 153,982.62 : x - Step 2: Convert to fraction form
267,159.06/368,713.62 = 153,982.62/x - Step 3: Cross multiply
267,159.06x = 368,713.62 × 153,982.62 - Step 4: Simplify right side
267,159.06x = 56,775,489,237.28 - Step 5: Solve for x
x = 56,775,489,237.28/267,159.06 - Step 6: Final answer
x = 212,515.68
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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.