Finding the Fourth Proportional to 368,179.21, 552,269.49 and 101,940.49
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Solution
The fourth proportional to 368,179.21, 552,269.49 and 101,940.49 is: 152,910.92
Step by Step Solution
- Step 1: Write the proportion equation
368,179.21 : 552,269.49 = 101,940.49 : x - Step 2: Convert to fraction form
368,179.21/552,269.49 = 101,940.49/x - Step 3: Cross multiply
368,179.21x = 552,269.49 × 101,940.49 - Step 4: Simplify right side
368,179.21x = 56,298,622,422.65 - Step 5: Solve for x
x = 56,298,622,422.65/368,179.21 - Step 6: Final answer
x = 152,910.92
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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.