Finding the Fourth Proportional to 48,581,721.60, 72,876,349.80 and 16,233,739.80
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Solution
The fourth proportional to 48,581,721.60, 72,876,349.80 and 16,233,739.80 is: 24,351,868.59
Step by Step Solution
- Step 1: Write the proportion equation
48,581,721.60 : 72,876,349.80 = 16,233,739.80 : x - Step 2: Convert to fraction form
48,581,721.60/72,876,349.80 = 16,233,739.80/x - Step 3: Cross multiply
48,581,721.60x = 72,876,349.80 × 16,233,739.80 - Step 4: Simplify right side
48,581,721.60x = 1,183,055,700,226,982 - Step 5: Solve for x
x = 1,183,055,700,226,982/48,581,721.60 - Step 6: Final answer
x = 24,351,868.59
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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.