Finding the Fourth Proportional to 173,970.36, 261,017.73 and 107,332.92
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Solution
The fourth proportional to 173,970.36, 261,017.73 and 107,332.92 is: 161,037.75
Step by Step Solution
- Step 1: Write the proportion equation
173,970.36 : 261,017.73 = 107,332.92 : x - Step 2: Convert to fraction form
173,970.36/261,017.73 = 107,332.92/x - Step 3: Cross multiply
173,970.36x = 261,017.73 × 107,332.92 - Step 4: Simplify right side
173,970.36x = 28,015,795,132.67 - Step 5: Solve for x
x = 28,015,795,132.67/173,970.36 - Step 6: Final answer
x = 161,037.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.