Finding the Fourth Proportional to 178,340.98, 246,110.53 and 97,769.07
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Solution
The fourth proportional to 178,340.98, 246,110.53 and 97,769.07 is: 134,921.31
Step by Step Solution
- Step 1: Write the proportion equation
178,340.98 : 246,110.53 = 97,769.07 : x - Step 2: Convert to fraction form
178,340.98/246,110.53 = 97,769.07/x - Step 3: Cross multiply
178,340.98x = 246,110.53 × 97,769.07 - Step 4: Simplify right side
178,340.98x = 24,061,998,313.80 - Step 5: Solve for x
x = 24,061,998,313.80/178,340.98 - Step 6: Final answer
x = 134,921.31
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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.