Finding the Fourth Proportional to 124,122.36, 171,283.74 and 67,533.96
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Solution
The fourth proportional to 124,122.36, 171,283.74 and 67,533.96 is: 93,194.08
Step by Step Solution
- Step 1: Write the proportion equation
124,122.36 : 171,283.74 = 67,533.96 : x - Step 2: Convert to fraction form
124,122.36/171,283.74 = 67,533.96/x - Step 3: Cross multiply
124,122.36x = 171,283.74 × 67,533.96 - Step 4: Simplify right side
124,122.36x = 11,567,469,245.81 - Step 5: Solve for x
x = 11,567,469,245.81/124,122.36 - Step 6: Final answer
x = 93,194.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.