Finding the Fourth Proportional to 192,595.13, 288,656.07 and 108,177.84
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Solution
The fourth proportional to 192,595.13, 288,656.07 and 108,177.84 is: 162,133.85
Step by Step Solution
- Step 1: Write the proportion equation
192,595.13 : 288,656.07 = 108,177.84 : x - Step 2: Convert to fraction form
192,595.13/288,656.07 = 108,177.84/x - Step 3: Cross multiply
192,595.13x = 288,656.07 × 108,177.84 - Step 4: Simplify right side
192,595.13x = 31,226,190,155.49 - Step 5: Solve for x
x = 31,226,190,155.49/192,595.13 - Step 6: Final answer
x = 162,133.85
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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.