Finding the Fourth Proportional to 170,259.91, 234,938.10 and 97,659.07
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Solution
The fourth proportional to 170,259.91, 234,938.10 and 97,659.07 is: 134,757.72
Step by Step Solution
- Step 1: Write the proportion equation
170,259.91 : 234,938.10 = 97,659.07 : x - Step 2: Convert to fraction form
170,259.91/234,938.10 = 97,659.07/x - Step 3: Cross multiply
170,259.91x = 234,938.10 × 97,659.07 - Step 4: Simplify right side
170,259.91x = 22,943,836,132.44 - Step 5: Solve for x
x = 22,943,836,132.44/170,259.91 - Step 6: Final answer
x = 134,757.72
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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.