Finding the Fourth Proportional to 97,382.58, 146,072.34 and 49,970.31
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Solution
The fourth proportional to 97,382.58, 146,072.34 and 49,970.31 is: 74,954.68
Step by Step Solution
- Step 1: Write the proportion equation
97,382.58 : 146,072.34 = 49,970.31 : x - Step 2: Convert to fraction form
97,382.58/146,072.34 = 49,970.31/x - Step 3: Cross multiply
97,382.58x = 146,072.34 × 49,970.31 - Step 4: Simplify right side
97,382.58x = 7,299,280,112.23 - Step 5: Solve for x
x = 7,299,280,112.23/97,382.58 - Step 6: Final answer
x = 74,954.68
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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.