Finding the Fourth Proportional to 178,274.69, 246,013.50 and 97,700.75
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Solution
The fourth proportional to 178,274.69, 246,013.50 and 97,700.75 is: 134,823.98
Step by Step Solution
- Step 1: Write the proportion equation
178,274.69 : 246,013.50 = 97,700.75 : x - Step 2: Convert to fraction form
178,274.69/246,013.50 = 97,700.75/x - Step 3: Cross multiply
178,274.69x = 246,013.50 × 97,700.75 - Step 4: Simplify right side
178,274.69x = 24,035,703,518.99 - Step 5: Solve for x
x = 24,035,703,518.99/178,274.69 - Step 6: Final answer
x = 134,823.98
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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.