Finding the Fourth Proportional to 158,933.48, 219,201.35 and 104,541.51
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Solution
The fourth proportional to 158,933.48, 219,201.35 and 104,541.51 is: 144,183.84
Step by Step Solution
- Step 1: Write the proportion equation
158,933.48 : 219,201.35 = 104,541.51 : x - Step 2: Convert to fraction form
158,933.48/219,201.35 = 104,541.51/x - Step 3: Cross multiply
158,933.48x = 219,201.35 × 104,541.51 - Step 4: Simplify right side
158,933.48x = 22,915,639,591.24 - Step 5: Solve for x
x = 22,915,639,591.24/158,933.48 - Step 6: Final answer
x = 144,183.84
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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.