Finding the Fourth Proportional to 233,726.18, 322,542.11 and 126,296.21
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Solution
The fourth proportional to 233,726.18, 322,542.11 and 126,296.21 is: 174,288.75
Step by Step Solution
- Step 1: Write the proportion equation
233,726.18 : 322,542.11 = 126,296.21 : x - Step 2: Convert to fraction form
233,726.18/322,542.11 = 126,296.21/x - Step 3: Cross multiply
233,726.18x = 322,542.11 × 126,296.21 - Step 4: Simplify right side
233,726.18x = 40,735,843,814.21 - Step 5: Solve for x
x = 40,735,843,814.21/233,726.18 - Step 6: Final answer
x = 174,288.75
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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.