Finding the Fourth Proportional to 103,343.13, 154,883.48 and 50,024.07
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Solution
The fourth proportional to 103,343.13, 154,883.48 and 50,024.07 is: 74,972.59
Step by Step Solution
- Step 1: Write the proportion equation
103,343.13 : 154,883.48 = 50,024.07 : x - Step 2: Convert to fraction form
103,343.13/154,883.48 = 50,024.07/x - Step 3: Cross multiply
103,343.13x = 154,883.48 × 50,024.07 - Step 4: Simplify right side
103,343.13x = 7,747,901,795.24 - Step 5: Solve for x
x = 7,747,901,795.24/103,343.13 - Step 6: Final answer
x = 74,972.59
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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.