Finding the Fourth Proportional to 173,057.13, 238,726.31 and 119,368.71
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Solution
The fourth proportional to 173,057.13, 238,726.31 and 119,368.71 is: 164,664.99
Step by Step Solution
- Step 1: Write the proportion equation
173,057.13 : 238,726.31 = 119,368.71 : x - Step 2: Convert to fraction form
173,057.13/238,726.31 = 119,368.71/x - Step 3: Cross multiply
173,057.13x = 238,726.31 × 119,368.71 - Step 4: Simplify right side
173,057.13x = 28,496,451,070.92 - Step 5: Solve for x
x = 28,496,451,070.92/173,057.13 - Step 6: Final answer
x = 164,664.99
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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.