Finding the Fourth Proportional to 267,281.96, 368,849.09 and 159,851.99
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Solution
The fourth proportional to 267,281.96, 368,849.09 and 159,851.99 is: 220,595.75
Step by Step Solution
- Step 1: Write the proportion equation
267,281.96 : 368,849.09 = 159,851.99 : x - Step 2: Convert to fraction form
267,281.96/368,849.09 = 159,851.99/x - Step 3: Cross multiply
267,281.96x = 368,849.09 × 159,851.99 - Step 4: Simplify right side
267,281.96x = 58,961,262,367.94 - Step 5: Solve for x
x = 58,961,262,367.94/267,281.96 - Step 6: Final answer
x = 220,595.75
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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.