Finding the Fourth Proportional to 267,389.08, 368,961.88 and 159,919.92
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Solution
The fourth proportional to 267,389.08, 368,961.88 and 159,919.92 is: 220,668.53
Step by Step Solution
- Step 1: Write the proportion equation
267,389.08 : 368,961.88 = 159,919.92 : x - Step 2: Convert to fraction form
267,389.08/368,961.88 = 159,919.92/x - Step 3: Cross multiply
267,389.08x = 368,961.88 × 159,919.92 - Step 4: Simplify right side
267,389.08x = 59,004,354,332.65 - Step 5: Solve for x
x = 59,004,354,332.65/267,389.08 - Step 6: Final answer
x = 220,668.53
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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.