Finding the Fourth Proportional to 168,984.54, 233,209.94 and 97,369.20
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Solution
The fourth proportional to 168,984.54, 233,209.94 and 97,369.20 is: 134,375.99
Step by Step Solution
- Step 1: Write the proportion equation
168,984.54 : 233,209.94 = 97,369.20 : x - Step 2: Convert to fraction form
168,984.54/233,209.94 = 97,369.20/x - Step 3: Cross multiply
168,984.54x = 233,209.94 × 97,369.20 - Step 4: Simplify right side
168,984.54x = 22,707,465,289.85 - Step 5: Solve for x
x = 22,707,465,289.85/168,984.54 - Step 6: Final answer
x = 134,375.99
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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.