Finding the Fourth Proportional to 147,975.84, 222,444.96 and 118,713.84
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Solution
The fourth proportional to 147,975.84, 222,444.96 and 118,713.84 is: 178,456.80
Step by Step Solution
- Step 1: Write the proportion equation
147,975.84 : 222,444.96 = 118,713.84 : x - Step 2: Convert to fraction form
147,975.84/222,444.96 = 118,713.84/x - Step 3: Cross multiply
147,975.84x = 222,444.96 × 118,713.84 - Step 4: Simplify right side
147,975.84x = 26,407,295,390.25 - Step 5: Solve for x
x = 26,407,295,390.25/147,975.84 - Step 6: Final answer
x = 178,456.80
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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.