Finding the Fourth Proportional to 73,749,475.80, 110,624,213.70 and 35,485,723.80
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Solution
The fourth proportional to 73,749,475.80, 110,624,213.70 and 35,485,723.80 is: 53,228,585.70
Step by Step Solution
- Step 1: Write the proportion equation
73,749,475.80 : 110,624,213.70 = 35,485,723.80 : x - Step 2: Convert to fraction form
73,749,475.80/110,624,213.70 = 35,485,723.80/x - Step 3: Cross multiply
73,749,475.80x = 110,624,213.70 × 35,485,723.80 - Step 4: Simplify right side
73,749,475.80x = 3,925,580,292,950,376 - Step 5: Solve for x
x = 3,925,580,292,950,376/73,749,475.80 - Step 6: Final answer
x = 53,228,585.70
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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.