Finding the Fourth Proportional to 118,546.98, 177,850.23 and 83,554.98
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Solution
The fourth proportional to 118,546.98, 177,850.23 and 83,554.98 is: 125,353.45
Step by Step Solution
- Step 1: Write the proportion equation
118,546.98 : 177,850.23 = 83,554.98 : x - Step 2: Convert to fraction form
118,546.98/177,850.23 = 83,554.98/x - Step 3: Cross multiply
118,546.98x = 177,850.23 × 83,554.98 - Step 4: Simplify right side
118,546.98x = 14,860,272,410.65 - Step 5: Solve for x
x = 14,860,272,410.65/118,546.98 - Step 6: Final answer
x = 125,353.45
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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.