Finding the Fourth Proportional to 83,744,136.28, 125,616,048.90 and 26,240,812.12
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Solution
The fourth proportional to 83,744,136.28, 125,616,048.90 and 26,240,812.12 is: 39,361,169.45
Step by Step Solution
- Step 1: Write the proportion equation
83,744,136.28 : 125,616,048.90 = 26,240,812.12 : x - Step 2: Convert to fraction form
83,744,136.28/125,616,048.90 = 26,240,812.12/x - Step 3: Cross multiply
83,744,136.28x = 125,616,048.90 × 26,240,812.12 - Step 4: Simplify right side
83,744,136.28x = 3,296,267,138,441,633 - Step 5: Solve for x
x = 3,296,267,138,441,633/83,744,136.28 - Step 6: Final answer
x = 39,361,169.45
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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.