Finding the Fourth Proportional to 174,374.75, 261,564.56 and 49,715.75
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Solution
The fourth proportional to 174,374.75, 261,564.56 and 49,715.75 is: 74,574.32
Step by Step Solution
- Step 1: Write the proportion equation
174,374.75 : 261,564.56 = 49,715.75 : x - Step 2: Convert to fraction form
174,374.75/261,564.56 = 49,715.75/x - Step 3: Cross multiply
174,374.75x = 261,564.56 × 49,715.75 - Step 4: Simplify right side
174,374.75x = 13,003,878,273.82 - Step 5: Solve for x
x = 13,003,878,273.82/174,374.75 - Step 6: Final answer
x = 74,574.32
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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.