Finding the Fourth Proportional to 264,532.72, 364,998.36 and 157,138.96
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Solution
The fourth proportional to 264,532.72, 364,998.36 and 157,138.96 is: 216,818.03
Step by Step Solution
- Step 1: Write the proportion equation
264,532.72 : 364,998.36 = 157,138.96 : x - Step 2: Convert to fraction form
264,532.72/364,998.36 = 157,138.96/x - Step 3: Cross multiply
264,532.72x = 364,998.36 × 157,138.96 - Step 4: Simplify right side
264,532.72x = 57,355,462,692.11 - Step 5: Solve for x
x = 57,355,462,692.11/264,532.72 - Step 6: Final answer
x = 216,818.03
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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.