Finding the Fourth Proportional to 95,187.88, 142,799.84 and 38,266.19
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Solution
The fourth proportional to 95,187.88, 142,799.84 and 38,266.19 is: 57,406.53
Step by Step Solution
- Step 1: Write the proportion equation
95,187.88 : 142,799.84 = 38,266.19 : x - Step 2: Convert to fraction form
95,187.88/142,799.84 = 38,266.19/x - Step 3: Cross multiply
95,187.88x = 142,799.84 × 38,266.19 - Step 4: Simplify right side
95,187.88x = 5,464,405,809.41 - Step 5: Solve for x
x = 5,464,405,809.41/95,187.88 - Step 6: Final answer
x = 57,406.53
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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.