Finding the Fourth Proportional to 74,185,651.48, 102,257,953.26 and 58,479,082.48
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Solution
The fourth proportional to 74,185,651.48, 102,257,953.26 and 58,479,082.48 is: 80,607,923.01
Step by Step Solution
- Step 1: Write the proportion equation
74,185,651.48 : 102,257,953.26 = 58,479,082.48 : x - Step 2: Convert to fraction form
74,185,651.48/102,257,953.26 = 58,479,082.48/x - Step 3: Cross multiply
74,185,651.48x = 102,257,953.26 × 58,479,082.48 - Step 4: Simplify right side
74,185,651.48x = 5,979,951,282,927,525 - Step 5: Solve for x
x = 5,979,951,282,927,525/74,185,651.48 - Step 6: Final answer
x = 80,607,923.01
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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.