Finding the Fourth Proportional to 88,657.38, 122,363.01 and 52,849.68
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Solution
The fourth proportional to 88,657.38, 122,363.01 and 52,849.68 is: 72,941.99
Step by Step Solution
- Step 1: Write the proportion equation
88,657.38 : 122,363.01 = 52,849.68 : x - Step 2: Convert to fraction form
88,657.38/122,363.01 = 52,849.68/x - Step 3: Cross multiply
88,657.38x = 122,363.01 × 52,849.68 - Step 4: Simplify right side
88,657.38x = 6,466,845,922.34 - Step 5: Solve for x
x = 6,466,845,922.34/88,657.38 - Step 6: Final answer
x = 72,941.99
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1.5x scale
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.