Finding the Fourth Proportional to 119,305.32, 178,987.26 and 59,362.08
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Solution
The fourth proportional to 119,305.32, 178,987.26 and 59,362.08 is: 89,057.69
Step by Step Solution
- Step 1: Write the proportion equation
119,305.32 : 178,987.26 = 59,362.08 : x - Step 2: Convert to fraction form
119,305.32/178,987.26 = 59,362.08/x - Step 3: Cross multiply
119,305.32x = 178,987.26 × 59,362.08 - Step 4: Simplify right side
119,305.32x = 10,625,056,047.10 - Step 5: Solve for x
x = 10,625,056,047.10/119,305.32 - Step 6: Final answer
x = 89,057.69
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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.