Finding the Fourth Proportional to 95,421.53, 143,203.37 and 36,372.53
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Solution
The fourth proportional to 95,421.53, 143,203.37 and 36,372.53 is: 54,585.88
Step by Step Solution
- Step 1: Write the proportion equation
95,421.53 : 143,203.37 = 36,372.53 : x - Step 2: Convert to fraction form
95,421.53/143,203.37 = 36,372.53/x - Step 3: Cross multiply
95,421.53x = 143,203.37 × 36,372.53 - Step 4: Simplify right side
95,421.53x = 5,208,667,973.55 - Step 5: Solve for x
x = 5,208,667,973.55/95,421.53 - Step 6: Final answer
x = 54,585.88
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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.