Finding the Fourth Proportional to 88,423.08, 122,023.78 and 48,679.08
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Solution
The fourth proportional to 88,423.08, 122,023.78 and 48,679.08 is: 67,177.09
Step by Step Solution
- Step 1: Write the proportion equation
88,423.08 : 122,023.78 = 48,679.08 : x - Step 2: Convert to fraction form
88,423.08/122,023.78 = 48,679.08/x - Step 3: Cross multiply
88,423.08x = 122,023.78 × 48,679.08 - Step 4: Simplify right side
88,423.08x = 5,940,005,348.52 - Step 5: Solve for x
x = 5,940,005,348.52/88,423.08 - Step 6: Final answer
x = 67,177.09
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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.