Finding the Fourth Proportional to 86,323.44, 119,128.68 and 48,599.04
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Solution
The fourth proportional to 86,323.44, 119,128.68 and 48,599.04 is: 67,067.99
Step by Step Solution
- Step 1: Write the proportion equation
86,323.44 : 119,128.68 = 48,599.04 : x - Step 2: Convert to fraction form
86,323.44/119,128.68 = 48,599.04/x - Step 3: Cross multiply
86,323.44x = 119,128.68 × 48,599.04 - Step 4: Simplify right side
86,323.44x = 5,789,539,484.47 - Step 5: Solve for x
x = 5,789,539,484.47/86,323.44 - Step 6: Final answer
x = 67,067.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.