Finding the Fourth Proportional to 178,925.04, 246,913.79 and 98,350.84
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Solution
The fourth proportional to 178,925.04, 246,913.79 and 98,350.84 is: 135,722.64
Step by Step Solution
- Step 1: Write the proportion equation
178,925.04 : 246,913.79 = 98,350.84 : x - Step 2: Convert to fraction form
178,925.04/246,913.79 = 98,350.84/x - Step 3: Cross multiply
178,925.04x = 246,913.79 × 98,350.84 - Step 4: Simplify right side
178,925.04x = 24,284,178,654.08 - Step 5: Solve for x
x = 24,284,178,654.08/178,925.04 - Step 6: Final answer
x = 135,722.64
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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.