Finding the Fourth Proportional to 57,932,917.99, 86,920,569.02 and 54,510,437.95
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Solution
The fourth proportional to 57,932,917.99, 86,920,569.02 and 54,510,437.95 is: 81,785,597.00
Step by Step Solution
- Step 1: Write the proportion equation
57,932,917.99 : 86,920,569.02 = 54,510,437.95 : x - Step 2: Convert to fraction form
57,932,917.99/86,920,569.02 = 54,510,437.95/x - Step 3: Cross multiply
57,932,917.99x = 86,920,569.02 × 54,510,437.95 - Step 4: Simplify right side
57,932,917.99x = 4,738,078,283,870,850 - Step 5: Solve for x
x = 4,738,078,283,870,850/57,932,917.99 - Step 6: Final answer
x = 81,785,597.00
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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.