Finding the Fourth Proportional to 55,624,246.20, 83,471,798.70 and 32,595,136.20
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Solution
The fourth proportional to 55,624,246.20, 83,471,798.70 and 32,595,136.20 is: 48,913,465.50
Step by Step Solution
- Step 1: Write the proportion equation
55,624,246.20 : 83,471,798.70 = 32,595,136.20 : x - Step 2: Convert to fraction form
55,624,246.20/83,471,798.70 = 32,595,136.20/x - Step 3: Cross multiply
55,624,246.20x = 83,471,798.70 × 32,595,136.20 - Step 4: Simplify right side
55,624,246.20x = 2,720,774,647,485,483 - Step 5: Solve for x
x = 2,720,774,647,485,483/55,624,246.20 - Step 6: Final answer
x = 48,913,465.50
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1.5x scale
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.