Finding the Fourth Proportional to 242,319.98, 363,554.09 and 124,074.97
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Solution
The fourth proportional to 242,319.98, 363,554.09 and 124,074.97 is: 186,150.41
Step by Step Solution
- Step 1: Write the proportion equation
242,319.98 : 363,554.09 = 124,074.97 : x - Step 2: Convert to fraction form
242,319.98/363,554.09 = 124,074.97/x - Step 3: Cross multiply
242,319.98x = 363,554.09 × 124,074.97 - Step 4: Simplify right side
242,319.98x = 45,107,962,810.13 - Step 5: Solve for x
x = 45,107,962,810.13/242,319.98 - Step 6: Final answer
x = 186,150.41
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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.