Finding the Fourth Proportional to 109,563.08, 163,551.94 and 96,276.92
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Solution
The fourth proportional to 109,563.08, 163,551.94 and 96,276.92 is: 143,718.82
Step by Step Solution
- Step 1: Write the proportion equation
109,563.08 : 163,551.94 = 96,276.92 : x - Step 2: Convert to fraction form
109,563.08/163,551.94 = 96,276.92/x - Step 3: Cross multiply
109,563.08x = 163,551.94 × 96,276.92 - Step 4: Simplify right side
109,563.08x = 15,746,277,043.22 - Step 5: Solve for x
x = 15,746,277,043.22/109,563.08 - Step 6: Final answer
x = 143,718.82
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.