Finding the Fourth Proportional to 54,262,451.94, 74,882,166.54 and 29,817,740.58
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Solution
The fourth proportional to 54,262,451.94, 74,882,166.54 and 29,817,740.58 is: 41,148,472.58
Step by Step Solution
- Step 1: Write the proportion equation
54,262,451.94 : 74,882,166.54 = 29,817,740.58 : x - Step 2: Convert to fraction form
54,262,451.94/74,882,166.54 = 29,817,740.58/x - Step 3: Cross multiply
54,262,451.94x = 74,882,166.54 × 29,817,740.58 - Step 4: Simplify right side
54,262,451.94x = 2,232,817,015,958,076.25 - Step 5: Solve for x
x = 2,232,817,015,958,076.25/54,262,451.94 - Step 6: Final answer
x = 41,148,472.58
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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.