Finding the Fourth Proportional to 97,448.20, 146,129.10 and 44,873.80
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Solution
The fourth proportional to 97,448.20, 146,129.10 and 44,873.80 is: 67,290.81
Step by Step Solution
- Step 1: Write the proportion equation
97,448.20 : 146,129.10 = 44,873.80 : x - Step 2: Convert to fraction form
97,448.20/146,129.10 = 44,873.80/x - Step 3: Cross multiply
97,448.20x = 146,129.10 × 44,873.80 - Step 4: Simplify right side
97,448.20x = 6,557,368,007.58 - Step 5: Solve for x
x = 6,557,368,007.58/97,448.20 - Step 6: Final answer
x = 67,290.81
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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.