Finding the Fourth Proportional to 48,178,139.04, 66,485,891.07 and 26,151,625.98
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Solution
The fourth proportional to 48,178,139.04, 66,485,891.07 and 26,151,625.98 is: 36,089,275.98
Step by Step Solution
- Step 1: Write the proportion equation
48,178,139.04 : 66,485,891.07 = 26,151,625.98 : x - Step 2: Convert to fraction form
48,178,139.04/66,485,891.07 = 26,151,625.98/x - Step 3: Cross multiply
48,178,139.04x = 66,485,891.07 × 26,151,625.98 - Step 4: Simplify right side
48,178,139.04x = 1,738,714,156,209,662 - Step 5: Solve for x
x = 1,738,714,156,209,662/48,178,139.04 - Step 6: Final answer
x = 36,089,275.98
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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.