Finding the Fourth Proportional to 170,261.60, 234,940.45 and 97,660.74
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Solution
The fourth proportional to 170,261.60, 234,940.45 and 97,660.74 is: 134,760.03
Step by Step Solution
- Step 1: Write the proportion equation
170,261.60 : 234,940.45 = 97,660.74 : x - Step 2: Convert to fraction form
170,261.60/234,940.45 = 97,660.74/x - Step 3: Cross multiply
170,261.60x = 234,940.45 × 97,660.74 - Step 4: Simplify right side
170,261.60x = 22,944,457,701.38 - Step 5: Solve for x
x = 22,944,457,701.38/170,261.60 - Step 6: Final answer
x = 134,760.03
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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.