Finding the Fourth Proportional to 234,140.13, 323,113.41 and 126,710.19
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Solution
The fourth proportional to 234,140.13, 323,113.41 and 126,710.19 is: 174,860.08
Step by Step Solution
- Step 1: Write the proportion equation
234,140.13 : 323,113.41 = 126,710.19 : x - Step 2: Convert to fraction form
234,140.13/323,113.41 = 126,710.19/x - Step 3: Cross multiply
234,140.13x = 323,113.41 × 126,710.19 - Step 4: Simplify right side
234,140.13x = 40,941,761,572.65 - Step 5: Solve for x
x = 40,941,761,572.65/234,140.13 - Step 6: Final answer
x = 174,860.08
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1.5x scale
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.