Finding the Fourth Proportional to 173,169.19, 239,004.59 and 103,322.99
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Solution
The fourth proportional to 173,169.19, 239,004.59 and 103,322.99 is: 142,604.28
Step by Step Solution
- Step 1: Write the proportion equation
173,169.19 : 239,004.59 = 103,322.99 : x - Step 2: Convert to fraction form
173,169.19/239,004.59 = 103,322.99/x - Step 3: Cross multiply
173,169.19x = 239,004.59 × 103,322.99 - Step 4: Simplify right side
173,169.19x = 24,694,669,088.72 - Step 5: Solve for x
x = 24,694,669,088.72/173,169.19 - Step 6: Final answer
x = 142,604.28
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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.