Finding the Fourth Proportional to 73,749,482.80, 110,624,224.20 and 35,485,730.80
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Solution
The fourth proportional to 73,749,482.80, 110,624,224.20 and 35,485,730.80 is: 53,228,596.20
Step by Step Solution
- Step 1: Write the proportion equation
73,749,482.80 : 110,624,224.20 = 35,485,730.80 : x - Step 2: Convert to fraction form
73,749,482.80/110,624,224.20 = 35,485,730.80/x - Step 3: Cross multiply
73,749,482.80x = 110,624,224.20 × 35,485,730.80 - Step 4: Simplify right side
73,749,482.80x = 3,925,581,439,920,045 - Step 5: Solve for x
x = 3,925,581,439,920,045/73,749,482.80 - Step 6: Final answer
x = 53,228,596.20
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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.