Finding the Fourth Proportional to 160,724.29, 241,102.63 and 42,403.81
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Solution
The fourth proportional to 160,724.29, 241,102.63 and 42,403.81 is: 63,609.99
Step by Step Solution
- Step 1: Write the proportion equation
160,724.29 : 241,102.63 = 42,403.81 : x - Step 2: Convert to fraction form
160,724.29/241,102.63 = 42,403.81/x - Step 3: Cross multiply
160,724.29x = 241,102.63 × 42,403.81 - Step 4: Simplify right side
160,724.29x = 10,223,670,113.02 - Step 5: Solve for x
x = 10,223,670,113.02/160,724.29 - Step 6: Final answer
x = 63,609.99
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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.