Finding the Fourth Proportional to 267,372.86, 368,939.42 and 159,903.68
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Solution
The fourth proportional to 267,372.86, 368,939.42 and 159,903.68 is: 220,646.07
Step by Step Solution
- Step 1: Write the proportion equation
267,372.86 : 368,939.42 = 159,903.68 : x - Step 2: Convert to fraction form
267,372.86/368,939.42 = 159,903.68/x - Step 3: Cross multiply
267,372.86x = 368,939.42 × 159,903.68 - Step 4: Simplify right side
267,372.86x = 58,994,770,955.07 - Step 5: Solve for x
x = 58,994,770,955.07/267,372.86 - Step 6: Final answer
x = 220,646.07
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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.