Finding the Fourth Proportional to 83,082,605.80, 124,623,908.70 and 37,024,385.80
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Solution
The fourth proportional to 83,082,605.80, 124,623,908.70 and 37,024,385.80 is: 55,536,578.70
Step by Step Solution
- Step 1: Write the proportion equation
83,082,605.80 : 124,623,908.70 = 37,024,385.80 : x - Step 2: Convert to fraction form
83,082,605.80/124,623,908.70 = 37,024,385.80/x - Step 3: Cross multiply
83,082,605.80x = 124,623,908.70 × 37,024,385.80 - Step 4: Simplify right side
83,082,605.80x = 4,614,123,675,612,776 - Step 5: Solve for x
x = 4,614,123,675,612,776/83,082,605.80 - Step 6: Final answer
x = 55,536,578.70
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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.