Finding the Fourth Proportional to 173,726.03, 239,766.97 and 100,124.14
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Solution
The fourth proportional to 173,726.03, 239,766.97 and 100,124.14 is: 138,185.75
Step by Step Solution
- Step 1: Write the proportion equation
173,726.03 : 239,766.97 = 100,124.14 : x - Step 2: Convert to fraction form
173,726.03/239,766.97 = 100,124.14/x - Step 3: Cross multiply
173,726.03x = 239,766.97 × 100,124.14 - Step 4: Simplify right side
173,726.03x = 24,006,461,671.66 - Step 5: Solve for x
x = 24,006,461,671.66/173,726.03 - Step 6: Final answer
x = 138,185.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.