Finding the Fourth Proportional to 75,589.58, 104,291.98 and 48,747.50
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Solution
The fourth proportional to 75,589.58, 104,291.98 and 48,747.50 is: 67,257.59
Step by Step Solution
- Step 1: Write the proportion equation
75,589.58 : 104,291.98 = 48,747.50 : x - Step 2: Convert to fraction form
75,589.58/104,291.98 = 48,747.50/x - Step 3: Cross multiply
75,589.58x = 104,291.98 × 48,747.50 - Step 4: Simplify right side
75,589.58x = 5,083,973,051.31 - Step 5: Solve for x
x = 5,083,973,051.31/75,589.58 - Step 6: Final answer
x = 67,257.59
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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.