Finding the Fourth Proportional to 83,555.12, 125,320.34 and 24,374.90
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Solution
The fourth proportional to 83,555.12, 125,320.34 and 24,374.90 is: 36,558.75
Step by Step Solution
- Step 1: Write the proportion equation
83,555.12 : 125,320.34 = 24,374.90 : x - Step 2: Convert to fraction form
83,555.12/125,320.34 = 24,374.90/x - Step 3: Cross multiply
83,555.12x = 125,320.34 × 24,374.90 - Step 4: Simplify right side
83,555.12x = 3,054,670,755.47 - Step 5: Solve for x
x = 3,054,670,755.47/83,555.12 - Step 6: Final answer
x = 36,558.75
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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.