Finding the Fourth Proportional to 74,276,011.76, 102,498,899.58 and 44,523,465.75
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Solution
The fourth proportional to 74,276,011.76, 102,498,899.58 and 44,523,465.75 is: 61,441,185.88
Step by Step Solution
- Step 1: Write the proportion equation
74,276,011.76 : 102,498,899.58 = 44,523,465.75 : x - Step 2: Convert to fraction form
74,276,011.76/102,498,899.58 = 44,523,465.75/x - Step 3: Cross multiply
74,276,011.76x = 102,498,899.58 × 44,523,465.75 - Step 4: Simplify right side
74,276,011.76x = 4,563,606,245,107,476 - Step 5: Solve for x
x = 4,563,606,245,107,476/74,276,011.76 - Step 6: Final answer
x = 61,441,185.88
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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.