Finding the Fourth Proportional to 134,453.96, 201,633.86 and 39,658.95
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Solution
The fourth proportional to 134,453.96, 201,633.86 and 39,658.95 is: 59,474.54
Step by Step Solution
- Step 1: Write the proportion equation
134,453.96 : 201,633.86 = 39,658.95 : x - Step 2: Convert to fraction form
134,453.96/201,633.86 = 39,658.95/x - Step 3: Cross multiply
134,453.96x = 201,633.86 × 39,658.95 - Step 4: Simplify right side
134,453.96x = 7,996,586,973.75 - Step 5: Solve for x
x = 7,996,586,973.75/134,453.96 - Step 6: Final answer
x = 59,474.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.