Finding the Fourth Proportional to 73,740.09, 110,617.35 and 29,356.50
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Solution
The fourth proportional to 73,740.09, 110,617.35 and 29,356.50 is: 44,037.62
Step by Step Solution
- Step 1: Write the proportion equation
73,740.09 : 110,617.35 = 29,356.50 : x - Step 2: Convert to fraction form
73,740.09/110,617.35 = 29,356.50/x - Step 3: Cross multiply
73,740.09x = 110,617.35 × 29,356.50 - Step 4: Simplify right side
73,740.09x = 3,247,338,235.28 - Step 5: Solve for x
x = 3,247,338,235.28/73,740.09 - Step 6: Final answer
x = 44,037.62
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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.