Finding the Fourth Proportional to 163,091.80, 244,637.70 and 100,883.80
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Solution
The fourth proportional to 163,091.80, 244,637.70 and 100,883.80 is: 151,325.70
Step by Step Solution
- Step 1: Write the proportion equation
163,091.80 : 244,637.70 = 100,883.80 : x - Step 2: Convert to fraction form
163,091.80/244,637.70 = 100,883.80/x - Step 3: Cross multiply
163,091.80x = 244,637.70 × 100,883.80 - Step 4: Simplify right side
163,091.80x = 24,679,980,799.26 - Step 5: Solve for x
x = 24,679,980,799.26/163,091.80 - Step 6: Final answer
x = 151,325.70
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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.