Finding the Fourth Proportional to 106,259.56, 159,351.05 and 35,169.08
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Solution
The fourth proportional to 106,259.56, 159,351.05 and 35,169.08 is: 52,740.95
Step by Step Solution
- Step 1: Write the proportion equation
106,259.56 : 159,351.05 = 35,169.08 : x - Step 2: Convert to fraction form
106,259.56/159,351.05 = 35,169.08/x - Step 3: Cross multiply
106,259.56x = 159,351.05 × 35,169.08 - Step 4: Simplify right side
106,259.56x = 5,604,229,825.53 - Step 5: Solve for x
x = 5,604,229,825.53/106,259.56 - Step 6: Final answer
x = 52,740.95
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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.