Finding the Fourth Proportional to 223,718.60, 335,630.42 and 73,958.88
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Solution
The fourth proportional to 223,718.60, 335,630.42 and 73,958.88 is: 110,955.68
Step by Step Solution
- Step 1: Write the proportion equation
223,718.60 : 335,630.42 = 73,958.88 : x - Step 2: Convert to fraction form
223,718.60/335,630.42 = 73,958.88/x - Step 3: Cross multiply
223,718.60x = 335,630.42 × 73,958.88 - Step 4: Simplify right side
223,718.60x = 24,822,849,957.13 - Step 5: Solve for x
x = 24,822,849,957.13/223,718.60 - Step 6: Final answer
x = 110,955.68
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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.