Finding the Fourth Proportional to 153,120.08, 229,680.48 and 46,504.87
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Solution
The fourth proportional to 153,120.08, 229,680.48 and 46,504.87 is: 69,757.41
Step by Step Solution
- Step 1: Write the proportion equation
153,120.08 : 229,680.48 = 46,504.87 : x - Step 2: Convert to fraction form
153,120.08/229,680.48 = 46,504.87/x - Step 3: Cross multiply
153,120.08x = 229,680.48 × 46,504.87 - Step 4: Simplify right side
153,120.08x = 10,681,260,464.13 - Step 5: Solve for x
x = 10,681,260,464.13/153,120.08 - Step 6: Final answer
x = 69,757.41
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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.