Finding the Fourth Proportional to 87,501,674.54, 120,753,577.69 and 48,344,352.68
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Solution
The fourth proportional to 87,501,674.54, 120,753,577.69 and 48,344,352.68 is: 66,715,906.61
Step by Step Solution
- Step 1: Write the proportion equation
87,501,674.54 : 120,753,577.69 = 48,344,352.68 : x - Step 2: Convert to fraction form
87,501,674.54/120,753,577.69 = 48,344,352.68/x - Step 3: Cross multiply
87,501,674.54x = 120,753,577.69 × 48,344,352.68 - Step 4: Simplify right side
87,501,674.54x = 5,837,753,546,492,511 - Step 5: Solve for x
x = 5,837,753,546,492,511/87,501,674.54 - Step 6: Final answer
x = 66,715,906.61
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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.