Finding the Fourth Proportional to 74,050.24, 110,935.86 and 36,566.43
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Solution
The fourth proportional to 74,050.24, 110,935.86 and 36,566.43 is: 54,780.76
Step by Step Solution
- Step 1: Write the proportion equation
74,050.24 : 110,935.86 = 36,566.43 : x - Step 2: Convert to fraction form
74,050.24/110,935.86 = 36,566.43/x - Step 3: Cross multiply
74,050.24x = 110,935.86 × 36,566.43 - Step 4: Simplify right side
74,050.24x = 4,056,528,359.18 - Step 5: Solve for x
x = 4,056,528,359.18/74,050.24 - Step 6: Final answer
x = 54,780.76
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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.