Finding the Fourth Proportional to 68,675.94, 103,057.25 and 29,232.99
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Solution
The fourth proportional to 68,675.94, 103,057.25 and 29,232.99 is: 43,867.93
Step by Step Solution
- Step 1: Write the proportion equation
68,675.94 : 103,057.25 = 29,232.99 : x - Step 2: Convert to fraction form
68,675.94/103,057.25 = 29,232.99/x - Step 3: Cross multiply
68,675.94x = 103,057.25 × 29,232.99 - Step 4: Simplify right side
68,675.94x = 3,012,671,558.68 - Step 5: Solve for x
x = 3,012,671,558.68/68,675.94 - Step 6: Final answer
x = 43,867.93
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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.