Finding the Fourth Proportional to 168,968.28, 233,228.16 and 97,396.14
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Solution
The fourth proportional to 168,968.28, 233,228.16 and 97,396.14 is: 134,436.61
Step by Step Solution
- Step 1: Write the proportion equation
168,968.28 : 233,228.16 = 97,396.14 : x - Step 2: Convert to fraction form
168,968.28/233,228.16 = 97,396.14/x - Step 3: Cross multiply
168,968.28x = 233,228.16 × 97,396.14 - Step 4: Simplify right side
168,968.28x = 22,715,522,523.30 - Step 5: Solve for x
x = 22,715,522,523.30/168,968.28 - Step 6: Final answer
x = 134,436.61
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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.