Finding the Fourth Proportional to 162,864.08, 224,752.49 and 99,201.93
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Solution
The fourth proportional to 162,864.08, 224,752.49 and 99,201.93 is: 136,898.70
Step by Step Solution
- Step 1: Write the proportion equation
162,864.08 : 224,752.49 = 99,201.93 : x - Step 2: Convert to fraction form
162,864.08/224,752.49 = 99,201.93/x - Step 3: Cross multiply
162,864.08x = 224,752.49 × 99,201.93 - Step 4: Simplify right side
162,864.08x = 22,295,880,780.31 - Step 5: Solve for x
x = 22,295,880,780.31/162,864.08 - Step 6: Final answer
x = 136,898.70
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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.