Finding the Fourth Proportional to 69,062.05, 103,578.09 and 24,691.87
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Solution
The fourth proportional to 69,062.05, 103,578.09 and 24,691.87 is: 37,032.45
Step by Step Solution
- Step 1: Write the proportion equation
69,062.05 : 103,578.09 = 24,691.87 : x - Step 2: Convert to fraction form
69,062.05/103,578.09 = 24,691.87/x - Step 3: Cross multiply
69,062.05x = 103,578.09 × 24,691.87 - Step 4: Simplify right side
69,062.05x = 2,557,536,733.13 - Step 5: Solve for x
x = 2,557,536,733.13/69,062.05 - Step 6: Final answer
x = 37,032.45
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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.