Finding the Fourth Proportional to 73,971.93, 102,052.58 and 47,109.63
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Solution
The fourth proportional to 73,971.93, 102,052.58 and 47,109.63 is: 64,993.02
Step by Step Solution
- Step 1: Write the proportion equation
73,971.93 : 102,052.58 = 47,109.63 : x - Step 2: Convert to fraction form
73,971.93/102,052.58 = 47,109.63/x - Step 3: Cross multiply
73,971.93x = 102,052.58 × 47,109.63 - Step 4: Simplify right side
73,971.93x = 4,807,659,048.80 - Step 5: Solve for x
x = 4,807,659,048.80/73,971.93 - Step 6: Final answer
x = 64,993.02
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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.