Finding the Fourth Proportional to 104,972.14, 157,459.02 and 38,414.44
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Solution
The fourth proportional to 104,972.14, 157,459.02 and 38,414.44 is: 57,621.96
Step by Step Solution
- Step 1: Write the proportion equation
104,972.14 : 157,459.02 = 38,414.44 : x - Step 2: Convert to fraction form
104,972.14/157,459.02 = 38,414.44/x - Step 3: Cross multiply
104,972.14x = 157,459.02 × 38,414.44 - Step 4: Simplify right side
104,972.14x = 6,048,700,076.25 - Step 5: Solve for x
x = 6,048,700,076.25/104,972.14 - Step 6: Final answer
x = 57,621.96
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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.