Finding the Fourth Proportional to 108,769.14, 163,155.60 and 29,882.88
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Solution
The fourth proportional to 108,769.14, 163,155.60 and 29,882.88 is: 44,824.84
Step by Step Solution
- Step 1: Write the proportion equation
108,769.14 : 163,155.60 = 29,882.88 : x - Step 2: Convert to fraction form
108,769.14/163,155.60 = 29,882.88/x - Step 3: Cross multiply
108,769.14x = 163,155.60 × 29,882.88 - Step 4: Simplify right side
108,769.14x = 4,875,559,216.13 - Step 5: Solve for x
x = 4,875,559,216.13/108,769.14 - Step 6: Final answer
x = 44,824.84
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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.