Finding the Fourth Proportional to 160,724.16, 241,102.44 and 42,403.68
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Solution
The fourth proportional to 160,724.16, 241,102.44 and 42,403.68 is: 63,609.79
Step by Step Solution
- Step 1: Write the proportion equation
160,724.16 : 241,102.44 = 42,403.68 : x - Step 2: Convert to fraction form
160,724.16/241,102.44 = 42,403.68/x - Step 3: Cross multiply
160,724.16x = 241,102.44 × 42,403.68 - Step 4: Simplify right side
160,724.16x = 10,223,630,712.98 - Step 5: Solve for x
x = 10,223,630,712.98/160,724.16 - Step 6: Final answer
x = 63,609.79
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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.