Finding the Fourth Proportional to 74,312.06, 111,444.66 and 24,380.52
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Solution
The fourth proportional to 74,312.06, 111,444.66 and 24,380.52 is: 36,563.09
Step by Step Solution
- Step 1: Write the proportion equation
74,312.06 : 111,444.66 = 24,380.52 : x - Step 2: Convert to fraction form
74,312.06/111,444.66 = 24,380.52/x - Step 3: Cross multiply
74,312.06x = 111,444.66 × 24,380.52 - Step 4: Simplify right side
74,312.06x = 2,717,078,762.02 - Step 5: Solve for x
x = 2,717,078,762.02/74,312.06 - Step 6: Final answer
x = 36,563.09
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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.