Finding the Fourth Proportional to 165,849.24, 228,843.21 and 97,861.08
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Solution
The fourth proportional to 165,849.24, 228,843.21 and 97,861.08 is: 135,031.33
Step by Step Solution
- Step 1: Write the proportion equation
165,849.24 : 228,843.21 = 97,861.08 : x - Step 2: Convert to fraction form
165,849.24/228,843.21 = 97,861.08/x - Step 3: Cross multiply
165,849.24x = 228,843.21 × 97,861.08 - Step 4: Simplify right side
165,849.24x = 22,394,843,681.27 - Step 5: Solve for x
x = 22,394,843,681.27/165,849.24 - Step 6: Final answer
x = 135,031.33
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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.