Finding the Fourth Proportional to 178,608.62, 246,483.07 and 98,043.63
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Solution
The fourth proportional to 178,608.62, 246,483.07 and 98,043.63 is: 135,301.95
Step by Step Solution
- Step 1: Write the proportion equation
178,608.62 : 246,483.07 = 98,043.63 : x - Step 2: Convert to fraction form
178,608.62/246,483.07 = 98,043.63/x - Step 3: Cross multiply
178,608.62x = 246,483.07 × 98,043.63 - Step 4: Simplify right side
178,608.62x = 24,166,094,671.24 - Step 5: Solve for x
x = 24,166,094,671.24/178,608.62 - Step 6: Final answer
x = 135,301.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.