Finding the Fourth Proportional to 115,936.60, 173,888.70 and 37,058.80
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Solution
The fourth proportional to 115,936.60, 173,888.70 and 37,058.80 is: 55,583.02
Step by Step Solution
- Step 1: Write the proportion equation
115,936.60 : 173,888.70 = 37,058.80 : x - Step 2: Convert to fraction form
115,936.60/173,888.70 = 37,058.80/x - Step 3: Cross multiply
115,936.60x = 173,888.70 × 37,058.80 - Step 4: Simplify right side
115,936.60x = 6,444,106,555.56 - Step 5: Solve for x
x = 6,444,106,555.56/115,936.60 - Step 6: Final answer
x = 55,583.02
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1.5x scale
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.