Finding the Fourth Proportional to 74,876,202.36, 103,319,660.16 and 43,925,078.52
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Solution
The fourth proportional to 74,876,202.36, 103,319,660.16 and 43,925,078.52 is: 60,611,035.85
Step by Step Solution
- Step 1: Write the proportion equation
74,876,202.36 : 103,319,660.16 = 43,925,078.52 : x - Step 2: Convert to fraction form
74,876,202.36/103,319,660.16 = 43,925,078.52/x - Step 3: Cross multiply
74,876,202.36x = 103,319,660.16 × 43,925,078.52 - Step 4: Simplify right side
74,876,202.36x = 4,538,324,185,187,716 - Step 5: Solve for x
x = 4,538,324,185,187,716/74,876,202.36 - Step 6: Final answer
x = 60,611,035.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.