Finding the Fourth Proportional to 75,115.73, 103,652.50 and 44,895.03
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Solution
The fourth proportional to 75,115.73, 103,652.50 and 44,895.03 is: 61,950.83
Step by Step Solution
- Step 1: Write the proportion equation
75,115.73 : 103,652.50 = 44,895.03 : x - Step 2: Convert to fraction form
75,115.73/103,652.50 = 44,895.03/x - Step 3: Cross multiply
75,115.73x = 103,652.50 × 44,895.03 - Step 4: Simplify right side
75,115.73x = 4,653,482,097.08 - Step 5: Solve for x
x = 4,653,482,097.08/75,115.73 - Step 6: Final answer
x = 61,950.83
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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.