Finding the Fourth Proportional to 95,448.18, 143,130.51 and 39,250.74
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Solution
The fourth proportional to 95,448.18, 143,130.51 and 39,250.74 is: 58,858.94
Step by Step Solution
- Step 1: Write the proportion equation
95,448.18 : 143,130.51 = 39,250.74 : x - Step 2: Convert to fraction form
95,448.18/143,130.51 = 39,250.74/x - Step 3: Cross multiply
95,448.18x = 143,130.51 × 39,250.74 - Step 4: Simplify right side
95,448.18x = 5,617,978,434.08 - Step 5: Solve for x
x = 5,617,978,434.08/95,448.18 - Step 6: Final answer
x = 58,858.94
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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.